APA-referens

Hughes, F. P. A. (2010). Children, play and development (4th ed.).

Chicago-stil citat

Hughes, Fergus P; Author. Children, Play and Development. 4th ed. New Delhi, Sage Publications India Pvt Ltd, 2010.

MLA-referens

Hughes, Fergus P; Author. Children, Play and Development. 4th ed. 2010.