APA način citiranja

Ward, J. I., & Moellering, R. C. (1981). Susceptibility of pneumococci to 14 beta-lactam agents: Comparison of strains resistant, intermediate-resistant, and susceptible to penicillin.

Čikaški stil citiranja

Ward, J I., i R C. Moellering. Susceptibility of Pneumococci to 14 Beta-lactam Agents: Comparison of Strains Resistant, Intermediate-resistant, and Susceptible to Penicillin. 1981.

MLA način citiranja

Ward, J I., i R C. Moellering. Susceptibility of Pneumococci to 14 Beta-lactam Agents: Comparison of Strains Resistant, Intermediate-resistant, and Susceptible to Penicillin. 1981.