APA način citiranja (7. izdanje)

Gilbert, C. M., & Christensen, M. N. j. a. (1967). Physical geology: Laboratory course (2nd ed.). McGraw-HIll.

Čikaški stil citiranja (17. izdanje)

Gilbert, Charles Mervin, i Mark N. jt. author Christensen. Physical Geology: Laboratory Course. 2nd ed. New York: McGraw-HIll, 1967.

MLA način citiranja (9. izdanje)

Gilbert, Charles Mervin, i Mark N. jt. author Christensen. Physical Geology: Laboratory Course. 2nd ed. McGraw-HIll, 1967.