Cita APA (7a ed.)
Borboroglu, P. G., & Boersma, P. D. (2013). Penguins: Natural history and conservation. University of Washington Press.
Cita Chicago Style (17a ed.)
Borboroglu, Pablo Garcia, y P. Dee Boersma. Penguins: Natural History and Conservation. Seattle: University of Washington Press, 2013.
Cita MLA (9a ed.)
Borboroglu, Pablo Garcia, y P. Dee Boersma. Penguins: Natural History and Conservation. University of Washington Press, 2013.
Precaución: Estas citas no son 100% exactas.