APA

Brookings Institutions, . (1932). Mineral economics. New York: McGraw-Hill Book.

Chicago

Brookings Institutions, . 1932. Mineral economics. New York: McGraw-Hill Book.

Harvard

Brookings Institutions, . (1932). Mineral economics. New York: McGraw-Hill Book.

MLA

Brookings Institutions, . Mineral economics. New York: McGraw-Hill Book. 1932.