Intrinsic motivation, extrinsic reinforcement, and inequity.
1972 ◽
Vol 22
(1)
◽
pp. 113-120
◽
1982 ◽
Vol 19
(2)
◽
pp. 260-268
◽
1980 ◽
Vol 8
(1)
◽
pp. 27-32
◽
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