Παραπομπή APA

Babel, F. J., & Hammer, B. W. (1928). Dairy bacteriology (4.). John Wiley & Sons INC.

Παραπομπή Chicago Style

Babel, Frederick J., και Bernard W. Hammer. Dairy Bacteriology. 4. NewYork: John Wiley & Sons INC, 1928.

Παραπομπή MLA

Babel, Frederick J., και Bernard W. Hammer. Dairy Bacteriology. 4. John Wiley & Sons INC, 1928.