Oklahoma Geological Survey & Ohern, D. W. (1912). Part I. Director's biennial report to the governor of Oklahoma, 1912.: Part II. Mineral production of Oklahoma from 1901 to 1911. [publisher not identified].
Chicago Style (17th ed.) CitationOklahoma Geological Survey and Daniel Webster Ohern. Part I. Director's Biennial Report to the Governor of Oklahoma, 1912.: Part II. Mineral Production of Oklahoma from 1901 to 1911. Norman: [publisher not identified], 1912.
MLA (9th ed.) CitationOklahoma Geological Survey and Daniel Webster Ohern. Part I. Director's Biennial Report to the Governor of Oklahoma, 1912.: Part II. Mineral Production of Oklahoma from 1901 to 1911. [publisher not identified], 1912.
Warning: These citations may not always be 100% accurate.