Cita APA (7a ed.)
Kaplan, M. L., & Mandel, S. (1969). CLASS DIFFERENCES IN THE EFFECTS OF IMPULSIVITY, GOAL ORIENTATION, AND VERBAL EXPRESSION ON AN OBJECT-SORTING TASK. Child Development, 40(2), 491-503.
Cita Chicago Style (17a ed.)
Kaplan, Marvin L., y Steven Mandel. "CLASS DIFFERENCES IN THE EFFECTS OF IMPULSIVITY, GOAL ORIENTATION, AND VERBAL EXPRESSION ON AN OBJECT-SORTING TASK." Child Development 40, no. 2 (1969): 491-503.
Cita MLA (9a ed.)
Kaplan, Marvin L., y Steven Mandel. "CLASS DIFFERENCES IN THE EFFECTS OF IMPULSIVITY, GOAL ORIENTATION, AND VERBAL EXPRESSION ON AN OBJECT-SORTING TASK." Child Development, vol. 40, no. 2, 1969, pp. 491-503.
Precaución: Estas citas no son 100% exactas.