APA-viite

Friedrich, . H. (1986). Geology and metallogeny of copper deposits: Proceedings of the copper symposium. Springer.

Chicago-tyylinen lähdeviittaus

Friedrich, H. Geology and Metallogeny of Copper Deposits: Proceedings of the Copper Symposium. Berlin: Springer, 1986.

MLA-viite

Friedrich, H. Geology and Metallogeny of Copper Deposits: Proceedings of the Copper Symposium. Springer, 1986.