Cita APA (7a ed.)

Kormondy, E. J. (1969). Concepts of ecology. Prentice-Hall, Inc.

Cita Chicago Style (17a ed.)

Kormondy, Edward John. Concepts of Ecology. Englewood Cliffs, N.J: Prentice-Hall, Inc, 1969.

Cita MLA (9a ed.)

Kormondy, Edward John. Concepts of Ecology. Prentice-Hall, Inc, 1969.