Elements of ecology /
Robert Leo Smith, Thomas M. Smith.
APA Citation
Smith, R. Leo., Smith, T. M. (Thomas Michael). (2000). Elements of ecology. 4th ed. update San Francisco: Benjamin Cummings.
MLA Citation
Smith, Robert Leo, and T. M. (Thomas Michael) Smith. Elements of Ecology. 4th ed. update San Francisco: Benjamin Cummings, 2000.
Warning: These citations may not always be complete (especially for serials).