Citação norma APA

Perera, L. P., Samuel, J. E., Holmes, R. K., & O'Brien, A. D. (1991). Identification of three amino acid residues in the B subunit of Shiga toxin and Shiga-like toxin type II that are essential for holotoxin activity.

Citação norma Chicago

Perera, L P., J E. Samuel, R K. Holmes, and A D. O'Brien. Identification of Three Amino Acid Residues in the B Subunit of Shiga Toxin and Shiga-like Toxin Type II That Are Essential for Holotoxin Activity. 1991.

Citação norma MLA

Perera, L P., J E. Samuel, R K. Holmes, and A D. O'Brien. Identification of Three Amino Acid Residues in the B Subunit of Shiga Toxin and Shiga-like Toxin Type II That Are Essential for Holotoxin Activity. 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.