ebrary, Inc, & Bybee, R. W. (2004). Evolution in perspective: The science teacher's compendium. National Science Teachers Association.
Citazione stile Chigago Style (17a edizione)ebrary, Inc, e Rodger W. Bybee. Evolution in Perspective: The Science Teacher's Compendium. Arlington, Va.: National Science Teachers Association, 2004.
Citatione MLA (9a ed.)ebrary, Inc, e Rodger W. Bybee. Evolution in Perspective: The Science Teacher's Compendium. National Science Teachers Association, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.