APA-referens

Lundgren, L. W. (1999). Environmental geology (2nd ed.). Prentice-Hall of India.

Chicago-stil citat

Lundgren, Lawrence W. Environmental Geology. 2nd ed. New Jersey: Prentice-Hall of India, 1999.

MLA-referens

Lundgren, Lawrence W. Environmental Geology. 2nd ed. Prentice-Hall of India, 1999.