Cita APA

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

Citación estilo Chicago

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

Cita MLA

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