Cotter, C. H. (1966). The astronomical and mathematical foundations of geography. Hollis & Carter.
Chicago Style (17th ed.) ZitazioaCotter, Charles H. The Astronomical and Mathematical Foundations of Geography. London: Hollis & Carter, 1966.
MLA (9th ed.) ZitazioaCotter, Charles H. The Astronomical and Mathematical Foundations of Geography. Hollis & Carter, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.