APA

Johannsen A., . (1914). Manual of Petrographic Methods. New York: McGraw-Hill book company, Ins.

Chicago

Johannsen A, . 1914. Manual of Petrographic Methods. New York: McGraw-Hill book company, Ins.

Harvard

Johannsen A., . (1914). Manual of Petrographic Methods. New York: McGraw-Hill book company, Ins.

MLA

Johannsen A, . Manual of Petrographic Methods. New York: McGraw-Hill book company, Ins. 1914.