Cita APA

Schacker, M., & Mckibben, B. (2008). A spring without bees: How colony collapse disorder has endangered our food supply. Guilford, Conn.: Lyons Press.

Citación estilo Chicago

Schacker, Michael., y Bill Mckibben. A Spring Without Bees: How Colony Collapse Disorder Has Endangered Our Food Supply. Guilford, Conn.: Lyons Press, 2008.

Cita MLA

Schacker, Michael., y Bill Mckibben. A Spring Without Bees: How Colony Collapse Disorder Has Endangered Our Food Supply. Guilford, Conn.: Lyons Press, 2008.