APA-Zitierstil (7. Ausg.)

Cooper, J. D., Miller, R. H., & Patterson, J. (1990). A trip through time: Principles of historical geology (2. ed.). Merrill.

Chicago-Zitierstil (17. Ausg.)

Cooper, John D., Richard H. Miller, und Jacqueline Patterson. A Trip Through Time: Principles of Historical Geology. 2. ed. Columbus [u.a.]: Merrill, 1990.

MLA-Zitierstil (9. Ausg.)

Cooper, John D., et al. A Trip Through Time: Principles of Historical Geology. 2. ed. Merrill, 1990.