APA (7th ed.) Citation
Johnson, G. B. (2013). Essentials of the living world (4th ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Johnson, George B. Essentials of the Living World. 4th ed. New York, NY: McGraw-Hill, 2013.
MLA (9th ed.) Citation
Johnson, George B. Essentials of the Living World. 4th ed. McGraw-Hill, 2013.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.