Gaya APA

Gale, E. et al (1972). The Molecular Basis of Antibiotic Action (Ed. ke 2). London: John Wiley 7 Sons.

Gaya MLA

Gale, E.F. et al. "The Molecular Basis of Antibiotic Action". Ed. ke 2 London: John Wiley 7 Sons, 1972. Text.