Cita APA (7th ed.)

Woodbury, A. M. (1954). Principles of general ecology. McGraw-Hill.

Cita Chicago (17th ed.)

Woodbury, Angus Munn. Principles of General Ecology. New York: McGraw-Hill, 1954.

Cita MLA (9th ed.)

Woodbury, Angus Munn. Principles of General Ecology. McGraw-Hill, 1954.