LONGWELL, C. R. (1962). Introduction to physical geology. John Wiley.
Chicago-čujuhus (17. p.)LONGWELL, Chester R. Introduction to Physical Geology. New York: John Wiley, 1962.
MLA-čujuhus (9. p.)LONGWELL, Chester R. Introduction to Physical Geology. John Wiley, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.