Cita APA (7a ed.)
Schweinhart, L. J., & Weikart, D. P. (1980). Young children grow up: The effects of the effects of the perry preschool program on youths through age 15.
Cita estilo Chicago (17a ed.)
Schweinhart, Lawrence J., y David P. Weikart. Young Children Grow Up: The Effects of the Effects of the Perry Preschool Program on Youths Through Age 15. 1980.
Cita MLA (9a ed.)
Schweinhart, Lawrence J., y David P. Weikart. Young Children Grow Up: The Effects of the Effects of the Perry Preschool Program on Youths Through Age 15. 1980.
Precaución: Estas citas no son 100% exactas.