APA (7th ed.) Citation

Odum, E. P., Odum, H. T., & Gerhard Ottenwaelder, C. (1969). Ecología (2a ed.). Interamericana.

Chicago Style (17th ed.) Citation

Odum, Eugene Pleasants, Howard T. Odum, and Carlos Gerhard Ottenwaelder. Ecología. 2a ed. México [etc.]: Interamericana, 1969.

MLA (9th ed.) Citation

Odum, Eugene Pleasants, et al. Ecología. 2a ed. Interamericana, 1969.