APA (7th ed.) Citation

Koenig, H. E., Connor, L. J., & Stout, B. A. (1976). Energy and agriculture. [publisher not identified].

Chicago Style (17th ed.) Citation

Koenig, Herman E., Larry J. Connor, and Bill A. Stout. Energy and Agriculture. [U.S.]: [publisher not identified], 1976.

MLA (9th ed.) Citation

Koenig, Herman E., et al. Energy and Agriculture. [publisher not identified], 1976.