Eckles, C. H., Combs, W. B., & Macy, H. (1951). Milk and milk productions (4a. ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Eckles, Clarence Henry, Willes Barnes Combs, juo Harold Macy. Milk and Milk Productions. 4a. ed. Nueva York: McGraw-Hill, 1951.
MLA-čujuhus (9. p.)Eckles, Clarence Henry, et al. Milk and Milk Productions. 4a. ed. McGraw-Hill, 1951.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.