APA-referens

Isard, W. (1975). Introduction to regional science. Prentice-Hall of India.

Chicago-stil citat

Isard, Walter. Introduction to Regional Science. New Jersey: Prentice-Hall of India, 1975.

MLA-referens

Isard, Walter. Introduction to Regional Science. Prentice-Hall of India, 1975.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.