Παραπομπή APA

Economic Geology Publishing Co. (1972). Economic Geology, Vol.67(1-8).

Παραπομπή Chicago Style

Economic Geology Publishing Co. Economic Geology, Vol.67(1-8). Economic Geology Publishing Co, 1972.

Παραπομπή MLA

Economic Geology Publishing Co. Economic Geology, Vol.67(1-8). 1972.