Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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