Gaya APA

Johannsen, A. (1932). A descriptive petrography of the igneous rocks. vol II - The quartz- bearing rocks . : Illinois : The University of Chicago Press,.

Gaya MLA

Johannsen, Albert. "A descriptive petrography of the igneous rocks. vol II - The quartz- bearing rocks". : Illinois : The University of Chicago Press,, 1932. Text.