Delay of reward as a secondary reinforcer
Keyword(s):
1970 ◽
Vol 86
(3)
◽
pp. 454-457
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1951 ◽
Vol 41
(1)
◽
pp. 62-73
◽
Keyword(s):
1971 ◽
Vol 88
(1)
◽
pp. 128-132
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1973 ◽
Vol 89
(1)
◽
pp. 59-66
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1961 ◽
Vol 54
(3)
◽
pp. 266-269
◽
Keyword(s):
Keyword(s):