Cotter, C. H. (1966). The astronomical and mathematical foundations of geography. Hollis & Carter.
Chicago-čujuhus (17. p.)Cotter, Charles H. The Astronomical and Mathematical Foundations of Geography. London: Hollis & Carter, 1966.
MLA-čujuhus (9. p.)Cotter, Charles H. The Astronomical and Mathematical Foundations of Geography. Hollis & Carter, 1966.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.