APA-Zitierstil (7. Ausg.)

Gelman, R. (1986). The child's understanding of number. Harvard University Press.

Chicago-Zitierstil (17. Ausg.)

Gelman, Rochel. The Child's Understanding of Number. Cambridge, Mass. [u.a.]: Harvard University Press, 1986.

MLA-Zitierstil (9. Ausg.)

Gelman, Rochel. The Child's Understanding of Number. Harvard University Press, 1986.