Cita APA

Heinrich, B. 1. (1979). Bumblebee economics. Cambridge, Mass.: Harvard University Press.

Citación estilo Chicago

Heinrich, Bernd 1940-. Bumblebee Economics. Cambridge, Mass.: Harvard University Press, 1979.

Cita MLA

Heinrich, Bernd 1940-. Bumblebee Economics. Cambridge, Mass.: Harvard University Press, 1979.