Παραπομπή σε μορφή APA (7η εκδ.)

Sheridan, M. D. (1999). Play in early childhood: From birth to six years (2nd ed.). Routledge.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sheridan, Mary D. Play in Early Childhood: From Birth to Six Years. 2nd ed. London: Routledge, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sheridan, Mary D. Play in Early Childhood: From Birth to Six Years. 2nd ed. Routledge, 1999.