APA
Fairbridge R. W., . (1975). Encyclopedia of world regional geology. Pennsylvania: Dowden.
Chicago
Fairbridge Rhodes W, . 1975. Encyclopedia of world regional geology. Pennsylvania: Dowden.
Harvard
Fairbridge R. W., . (1975). Encyclopedia of world regional geology. Pennsylvania: Dowden.
MLA
Fairbridge Rhodes W, . Encyclopedia of world regional geology. Pennsylvania: Dowden. 1975.