APA

Mcgrath T. O., . (1921). Mine accounting and cost principles. New York: McGraw-Hill.

Chicago

Mcgrath T O, . 1921. Mine accounting and cost principles. New York: McGraw-Hill.

Harvard

Mcgrath T. O., . (1921). Mine accounting and cost principles. New York: McGraw-Hill.

MLA

Mcgrath T O, . Mine accounting and cost principles. New York: McGraw-Hill. 1921.