APA (7th ed.) Citation

Nash, B. D., & Blake, H. E. (1977). Fluorine recovery from phosphate rock concentrates. U.S. Dept. of the Interior.

Chicago Style (17th ed.) Citation

Nash, Boyd D., and Henry E. Blake. Fluorine Recovery from Phosphate Rock Concentrates. Washington, D.C.: U.S. Dept. of the Interior, 1977.

MLA (9th ed.) Citation

Nash, Boyd D., and Henry E. Blake. Fluorine Recovery from Phosphate Rock Concentrates. U.S. Dept. of the Interior, 1977.