Cita APA

Christopherson, R. W. (1995). Elemental geosystems: A foundation in physical geography. Prentice Hall.

Citación estilo Chicago

Christopherson, Robert W. Elemental Geosystems: A Foundation in Physical Geography. Englewood Cliffs, N.J.: Prentice Hall, 1995.

Cita MLA

Christopherson, Robert W. Elemental Geosystems: A Foundation in Physical Geography. Prentice Hall, 1995.