Singer, D. G. (1990). The house of make-believe: Children's play and the developing imagination. Harvard University Press.
Chicago-Zitierstil (17. Ausg.)Singer, Dorothy G. The House of Make-believe: Children's Play and the Developing Imagination. Cambridge, MA: Harvard University Press, 1990.
MLA-Zitierstil (9. Ausg.)Singer, Dorothy G. The House of Make-believe: Children's Play and the Developing Imagination. Harvard University Press, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.