APA aipamena

Ellwand, D. (2010). Ten in the bed: A counting book. San Francisco: Handprint Books.

Chicago Style aipamena

Ellwand, David. Ten in the Bed: A Counting Book. San Francisco: Handprint Books, 2010.

MLA aipamena

Ellwand, David. Ten in the Bed: A Counting Book. San Francisco: Handprint Books, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.