Cita APA (7a ed.)
Haaf, R. A., & Smith, J. A. (1976). Developmental Differences in Reinforcer Preference Value and in Learning-Set Performance under Inconsistent Reward. Child Development, 47(2), 375-380.
Cita Chicago Style (17a ed.)
Haaf, Robert A., y Joel A. Smith. "Developmental Differences in Reinforcer Preference Value and in Learning-Set Performance Under Inconsistent Reward." Child Development 47, no. 2 (1976): 375-380.
Cita MLA (9a ed.)
Haaf, Robert A., y Joel A. Smith. "Developmental Differences in Reinforcer Preference Value and in Learning-Set Performance Under Inconsistent Reward." Child Development, vol. 47, no. 2, 1976, pp. 375-380.
Precaución: Estas citas no son 100% exactas.