Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

Kormondy, Edward J. Concepts of Ecology. Prentice-Hall, 1969.