Cain, S. A. (1974). Foundations of Plant Geography. Hafner Press.
Chicago-čujuhus (17. p.)Cain, Stanley A. Foundations of Plant Geography. New York: Hafner Press, 1974.
MLA-čujuhus (9. p.)Cain, Stanley A. Foundations of Plant Geography. Hafner Press, 1974.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.