Cita APA (7th ed.)

Garrison, W. L. (1967). Quantitative geography. Dept. of Geography of Northwestern University.

Cita Chicago (17th ed.)

Garrison, William Louis. Quantitative Geography. Evanston: Dept. of Geography of Northwestern University, 1967.

Cita MLA (9th ed.)

Garrison, William Louis. Quantitative Geography. Dept. of Geography of Northwestern University, 1967.