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00706nam a2200169 a 4500 |
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1097281 |
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20171111232442.0 |
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021002r1971 xu rc 000 0 eng d |
| 040 |
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|a US
|b DCLC
|e AACR2
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| 100 |
1 |
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|a Welland, Edmund James
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| 245 |
1 |
4 |
|a The effect of two density ratios and two background ratios on the visual search performance of two achievement groups/
|c by Edmund James Welland.
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| 260 |
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|c 1969
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| 300 |
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|a 65 :
|b ill. +
|e aves :
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| 500 |
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|a Microform Publications, School of Health, Physical Education, and Recreation, University of Oregon, 1971. - 2 sheets ; 11 x 15 cm.
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| 504 |
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|a Bibliography:
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| 650 |
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0 |
|a Visual perception
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| 952 |
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|a GrAtEKP
|b 59cce3426c5ad134460b4587
|c 998a
|d 945l
|e -
|t 1
|x m
|z Books
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