Cita APA (7a ed.)

Goodheart, C. R. (1969). An introduction to virology. Saunders.

Cita Chicago Style (17a ed.)

Goodheart, Clyde R. An Introduction to Virology. Philadelphia [etc.]: Saunders, 1969.

Cita MLA (9a ed.)

Goodheart, Clyde R. An Introduction to Virology. Saunders, 1969.