Citazione APA

University of Chicago Press. (1973). Journal of Geology,vol.81(1,2,5,6).

Stile di citazione Chicago

University of Chicago Press. Journal of Geology,vol.81(1,2,5,6). University of Chicago Press, 1973.

Citazione MLA

University of Chicago Press. Journal of Geology,vol.81(1,2,5,6). 1973.