Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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