ebrary, Inc, & Florio, R. M. (2012). Bees: Biology, threats and colonies. Nova Science Publishers.
Chicago (17e ed.) Bronvermeldingebrary, Inc, en Richard M. Florio. Bees: Biology, Threats and Colonies. New York: Nova Science Publishers, 2012.
MLA (9e ed.) Bronvermeldingebrary, Inc, en Richard M. Florio. Bees: Biology, Threats and Colonies. Nova Science Publishers, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.