APA (7th ed.) Citation

Odum, H. T. Systems ecology an introduction. John Wiley and Sons.

Chicago Style (17th ed.) Citation

Odum, Howard T. Systems Ecology an Introduction. John Wiley and Sons.

MLA (8th ed.) Citation

Odum, Howard T. Systems Ecology an Introduction. John Wiley and Sons.

Warning: These citations may not always be 100% accurate.