APA citiranje

Frère, J., Ghuysen, J., Reynolds, P. E., Moreno, R., & Perkins, H. R. (1974). Binding of β-lactam antibiotics to the exocellular dd-carboxypeptidase–transpeptidase of Streptomyces R39.

Citação norma Chicago

Frère, Jean-Marie, Jean-Marie Ghuysen, Peter E. Reynolds, Ramon Moreno, and Harold R. Perkins. Binding of β-lactam Antibiotics to the Exocellular Dd-carboxypeptidase–transpeptidase of Streptomyces R39. 1974.

MLA citiranje

Frère, Jean-Marie, et al. Binding of β-lactam Antibiotics to the Exocellular Dd-carboxypeptidase–transpeptidase of Streptomyces R39. 1974.