APA-Zitierstil (7. Ausg.)

Cohen, D. (2006). The development of play (3rd ed.). Routledge.

Chicago-Zitierstil (17. Ausg.)

Cohen, David. The Development of Play. 3rd ed. London: Routledge, 2006.

MLA-Zitierstil (9. Ausg.)

Cohen, David. The Development of Play. 3rd ed. Routledge, 2006.