Gem citationer

APA (7th ed.) Citation
Avila, V. L. (1992). Biology: A human endeavor. Bookmark.
Chicago Style (17th ed.) Citation
Avila, Vernon L. Biology: A Human Endeavor. California: Bookmark, 1992.
MLA (9th ed.) Citation
Avila, Vernon L. Biology: A Human Endeavor. Bookmark, 1992.
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