Cita APA (7a ed.)

Welch, H. (1959). ANTIBIOTICS annual: 1958-1959. Medical Encyclopedia.

Cita Chicago Style (17a ed.)

Welch, Henry. ANTIBIOTICS Annual: 1958-1959. New York: Medical Encyclopedia, 1959.

Cita MLA (8a ed.)

Welch, Henry. ANTIBIOTICS Annual: 1958-1959. Medical Encyclopedia, 1959.