Cita APA (7th ed.)

Richards, B. N. (1987). The microbiology of terrestrial ecosystems. Longman Scientific and Technical.

Cita Chicago (17th ed.)

Richards, B. N. The Microbiology of Terrestrial Ecosystems. Harlow: Longman Scientific and Technical, 1987.

Cita MLA (9th ed.)

Richards, B. N. The Microbiology of Terrestrial Ecosystems. Longman Scientific and Technical, 1987.