APA (7e ed.) Bronvermelding

Colley, B. C. (1999). Practical manual of land development (3rd ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Colley, B. C. Practical Manual of Land Development. 3rd ed. New York: McGraw-Hill, 1999.

MLA (9e ed.) Bronvermelding

Colley, B. C. Practical Manual of Land Development. 3rd ed. McGraw-Hill, 1999.