Cita APA (7a ed.)

Cooke, R. U. (1969). Trends in geography: An introductory survey. Pergamon press.

Cita Chicago Style (17a ed.)

Cooke, Ronald U. Trends in Geography: An Introductory Survey. Oxford: Pergamon press, 1969.

Cita MLA (9a ed.)

Cooke, Ronald U. Trends in Geography: An Introductory Survey. Pergamon press, 1969.