Lutgens, K. F., & Tarbuck, E. J. (1989). Essentials of geology/3rd ed (3rd ed.). Merrill.
Chicago Style citaatLutgens, K. Frederick, en Edward J. Tarbuck. Essentials of Geology/3rd Ed. 3rd ed. London: Merrill, 1989.
MLA citatieLutgens, K. Frederick, en Edward J. Tarbuck. Essentials of Geology/3rd Ed. 3rd ed. Merrill, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.