APA (7th ed.) Citation

Schweinhart, L. J., & Weikart, D. P. (1987). Evidence of problem prevention by early childhood education. Social intervention, 87-101.

Chicago Style (17th ed.) Citation

Schweinhart, Lawrence J., and David P. Weikart. "Evidence of Problem Prevention by Early Childhood Education." Social Intervention 1987: 87-101.

MLA (9th ed.) Citation

Schweinhart, Lawrence J., and David P. Weikart. "Evidence of Problem Prevention by Early Childhood Education." Social Intervention, 1987, pp. 87-101.