APA (7e ed.) Bronvermelding

Sherman, D. B. (1998). Geology 98/99. Dushkin/McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Sherman, Douglas B. Geology 98/99. Guilford, Conn.: Dushkin/McGraw-Hill, 1998.

MLA (8e ed.) Bronvermelding

Sherman, Douglas B. Geology 98/99. Dushkin/McGraw-Hill, 1998.