APA (7th ed.) Citation

Rohrer, G. A. (1987). Breed and heterotic effects on productive longevity of beef cows. [publisher not identified].

Chicago Style (17th ed.) Citation

Rohrer, Gary Alan. Breed and Heterotic Effects on Productive Longevity of Beef Cows. [Place of publication not identified]: [publisher not identified], 1987.

MLA (9th ed.) Citation

Rohrer, Gary Alan. Breed and Heterotic Effects on Productive Longevity of Beef Cows. [publisher not identified], 1987.

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