Cita APA (7a ed.)

Fenner, P. (1969). Models of Geologic Processes: An Introduction to Mathematical Geology. American Geological Institute.

Cita Chicago Style (17a ed.)

Fenner, Peter. Models of Geologic Processes: An Introduction to Mathematical Geology. Washington: American Geological Institute, 1969.

Cita MLA (9a ed.)

Fenner, Peter. Models of Geologic Processes: An Introduction to Mathematical Geology. American Geological Institute, 1969.