APA Style

Harrar, J. George. (1966). Principles for Progress in World agriculture (First Edition). West Virginia: National Agricultural Chemicals Association.

Chicago Style

Harrar, J. George. Principles for Progress in World agriculture. First Edition West Virginia: National Agricultural Chemicals Association, 1966. Print.

MLA Style

Harrar, J. George. Principles for Progress in World agriculture. First Edition West Virginia: National Agricultural Chemicals Association, 1966. Print.

Turabian Style

Harrar, J. George. Principles for Progress in World agriculture. First Edition West Virginia: National Agricultural Chemicals Association, 1966. Print.