APA

Thrush P. W., . (1968). A dictionary of mining, mineral and related terms. Washington: U.S.Dep.of the Interior.

Chicago

Thrush Paul W, . 1968. A dictionary of mining, mineral and related terms. Washington: U.S.Dep.of the Interior.

Harvard

Thrush P. W., . (1968). A dictionary of mining, mineral and related terms. Washington: U.S.Dep.of the Interior.

MLA

Thrush Paul W, . A dictionary of mining, mineral and related terms. Washington: U.S.Dep.of the Interior. 1968.