APA (7th ed.) Citation
Ross, L. E., Hetherington, M., & Wray, N. P. (1965). DELAY OF REWARD AND THE LEARNING OF A SIZE PROBLEM BY NORMAL AND RETARDED CHILDREN. Child Development, 36(2), 509-518.
Chicago Style (17th ed.) Citation
Ross, Leonard E., Mavis Hetherington, and Nancy P. Wray. "DELAY OF REWARD AND THE LEARNING OF A SIZE PROBLEM BY NORMAL AND RETARDED CHILDREN." Child Development 36, no. 2 (1965): 509-518.
MLA (9th ed.) Citation
Ross, Leonard E., et al. "DELAY OF REWARD AND THE LEARNING OF A SIZE PROBLEM BY NORMAL AND RETARDED CHILDREN." Child Development, vol. 36, no. 2, 1965, pp. 509-518.
Warning: These citations may not always be 100% accurate.