Cita APA (7a ed.)

Laporte, L. F. (1968). Ancient environments. Prentice-Hall.

Cita Chicago Style (17a ed.)

Laporte, Leo F. Ancient Environments. New Jersey: Prentice-Hall, 1968.

Cita MLA (8a ed.)

Laporte, Leo F. Ancient Environments. Prentice-Hall, 1968.