Cita APA (7a ed.)

Levin, S. A., May, R. M., & Roughgarden, J. (1989). Perspectives in Ecological Theory. Princeton University Press.

Cita Chicago Style (17a ed.)

Levin, Simon A., Robert M. May, y Joan Roughgarden. Perspectives in Ecological Theory. Princeton, New Jersey: Princeton University Press, 1989.

Cita MLA (8a ed.)

Levin, Simon A., et al. Perspectives in Ecological Theory. Princeton University Press, 1989.