APA citiranje

Dumbell, K. R., Harper, L., Buchan, A., Douglass, N. J., & Bedson, H. S. (1999). A variant of variola virus, characterized by changes in polypeptide and endonuclease profiles. Cambridge University Press.

Citação norma Chicago

Dumbell, K. R., L. Harper, A. Buchan, N. J. Douglass, and H. S. Bedson. A Variant of Variola Virus, Characterized By Changes in Polypeptide and Endonuclease Profiles. Cambridge University Press, 1999.

MLA citiranje

Dumbell, K. R., et al. A Variant of Variola Virus, Characterized By Changes in Polypeptide and Endonuclease Profiles. Cambridge University Press, 1999.