Levin, S. A. (2001). Diffusion and Ecological Problem: Modern perspectives (2nd ed.). Springer.
Cita Chicago (17th ed.)Levin, Simon A. Diffusion and Ecological Problem: Modern Perspectives. 2nd ed. New York: Springer, 2001.
Cita MLA (9th ed.)Levin, Simon A. Diffusion and Ecological Problem: Modern Perspectives. 2nd ed. Springer, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.