APA citiranje

Ketley, J. M., Kaper, J. B., Herrington, D. A., Losonsky, G., & Levine, M. M. (1990). Diminished immunogenicity of a recombination-deficient derivative of Vibrio cholerae vaccine strain CVD103.

Citação norma Chicago

Ketley, J M., J B. Kaper, D A. Herrington, G. Losonsky, and M M. Levine. Diminished Immunogenicity of a Recombination-deficient Derivative of Vibrio Cholerae Vaccine Strain CVD103. 1990.

MLA citiranje

Ketley, J M., et al. Diminished Immunogenicity of a Recombination-deficient Derivative of Vibrio Cholerae Vaccine Strain CVD103. 1990.