Social reinforcer effectiveness as a function of the relationship between child and adult.
1965 ◽
Vol 1
(6)
◽
pp. 604-612
◽
1969 ◽
Vol 8
(1)
◽
pp. 1-8
◽
1970 ◽
Vol 16
(4)
◽
pp. 704-709
◽
1979 ◽
Vol 27
(2)
◽
pp. 85-93