1
Published January 1982
...Institute of Social and Economic Research...

Report Number(s): APA 643

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2
3
Published August 1974
...Institute of Social and Economic Research...

Report Number(s): APA 763

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4
Published June 24, 1978
...Institute of Social and Economic Research...

Report Number(s): APA 778

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5
Published May 6, 1977
...Institute of Social and Economic Research...

Report Number(s): APA 779

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6
Published 1978
...Institute of Social and Economic Research...

Report Number(s): APA 780

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7
8
Published 1976
...Institute of Social and Economic Research...

Report Number(s): APA 786

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9
Published 1977
...Institute of Social and Economic Research...

Report Number(s): APA 788

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10
Published May 10, 1976
...Institute of Social and Economic Research...

Report Number(s): APA 790

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11
Published November 9, 1975
...Institute of Social and Economic Research...

Report Number(s): APA 791

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12
Published December 1976
...Institute of Social and Economic Research...

Report Number(s): APA 793

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13
Published April 18, 1975
...Institute of Social and Economic Research...

Report Number(s): APA 794

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14
Published 1982
...Institute of Social and Economic Research...

Report Number(s): APA 797

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15
Published January 1977
...Institute of Social and Economic Research...

Report Number(s): APA 804

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16
Published January 1980
...Institute of Social and Economic Research...

Report Number(s): APA 807

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17
Published April 1977
...Institute of Social and Economic Research...

Report Number(s): APA 827

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18
Published 1978
...Institute of Social and Economic Research...

Report Number(s): APA 837

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19
Published October 1978
...Institute of Social and Economic Research...

Report Number(s): APA 839

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20
Published October 1978
...Institute of Social and Economic Research...

Report Number(s): APA 840

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