1261
Published [1981?]

Report Number(s): APA 62 APA 1265

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Link to full text
1262
1263
1265
1266
1267
1268
Published [1981]

Report Number(s): APA 1364

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1270
1271
by Gerard, R.
Published [between 1981 and 1988]

Report Number(s): APA 2688

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1272
1273
1274
1277
1278
1279
1280
Published [1981]

Report Number(s): APA 1222

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