LONGWELL, C. R. (1962). Introduction to physical geology. John Wiley.
Chicagoスタイル(17版)引用形式LONGWELL, Chester R. Introduction to Physical Geology. New York: John Wiley, 1962.
MLA(9版)引用形式LONGWELL, Chester R. Introduction to Physical Geology. John Wiley, 1962.
警告: この引用は必ずしも正確ではありません.