APA (7th ed.) Citation

Eckles, C. H., Combs, W. B., & Macy, H. (1951). Milk and milk productions (4a. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Eckles, Clarence Henry, Willes Barnes Combs, and Harold Macy. Milk and Milk Productions. 4a. ed. Nueva York: McGraw-Hill, 1951.

MLA (9th ed.) Citation

Eckles, Clarence Henry, et al. Milk and Milk Productions. 4a. ed. McGraw-Hill, 1951.