Cita APA (7th ed.)
Cohen, J. G. (2015). A field guide to the natural communities of Michigan. Michigan State University Press.
Cita Chicago (17th ed.)
Cohen, Joshua G. A Field Guide to the Natural Communities of Michigan. East Lansing, Michigan: Michigan State University Press, 2015.
Cita MLA (9th ed.)
Cohen, Joshua G. A Field Guide to the Natural Communities of Michigan. Michigan State University Press, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.