Delayed reinforcement and vocalization rates of infants.

MLA

Ramey, C. T., and L. L. Ourth. “Delayed Reinforcement and Vocalization Rates of Infants.” Child Development, vol. 42, no. 1, Mar. 1971, pp. 291–97. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=cmedm&AN=5549512&authtype=sso&custid=ns315887.

APA

Ramey, C. T., & Ourth, L. L. (1971). Delayed reinforcement and vocalization rates of infants. Child Development, 42(1), 291–297.

Chicago

Ramey, C T, and L L Ourth. 1971. “Delayed Reinforcement and Vocalization Rates of Infants.” Child Development 42 (1): 291–97. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=cmedm&AN=5549512&authtype=sso&custid=ns315887.