Citazione Stile APA (7a Edizione)

Lohmann, K. B. (1931). Principles of City Planning. McGraw-Hill Book Company, Inc.

Citazione stile Chigago Style (17a edizione)

Lohmann, Karl B. Principles of City Planning. New York: McGraw-Hill Book Company, Inc, 1931.

Citatione MLA (9a ed.)

Lohmann, Karl B. Principles of City Planning. McGraw-Hill Book Company, Inc, 1931.