Cita APA

(2005). McDougal Littell life science. McDougal, Littell.

Citación estilo Chicago

McDougal Littell Life Science. Evanston, Ill: McDougal, Littell, 2005.

Cita MLA

McDougal Littell Life Science. McDougal, Littell, 2005.

Warning: These citations may not always be 100% accurate.