Cita APA (7th ed.)

Bruner, J. S., Jolly, A., & Sylva, K. (1976). Play: Its role in development and evolution. Basic Books.

Cita Chicago (17th ed.)

Bruner, Jerome Seymour, Alison Jolly, i Kathy Sylva. Play: Its Role in Development and Evolution. New York: Basic Books, 1976.

Cita MLA (9th ed.)

Bruner, Jerome Seymour, et al. Play: Its Role in Development and Evolution. Basic Books, 1976.