APA način citiranja

Johnson, E. A., & Rettger, L. F. (1943). A Comparative Study of the Nutritional Requirements of Salmonella typhosa, Salmonella pullorum and Salmonella gallinarum.

Čikaški stil citiranja

Johnson, Edwin A., i Leo F. Rettger. A Comparative Study of the Nutritional Requirements of Salmonella Typhosa, Salmonella Pullorum and Salmonella Gallinarum. 1943.

MLA način citiranja

Johnson, Edwin A., i Leo F. Rettger. A Comparative Study of the Nutritional Requirements of Salmonella Typhosa, Salmonella Pullorum and Salmonella Gallinarum. 1943.