Cita APA (7th ed.)

Bradley, W. W., Tucker, W. B., Waring, C. A., Huguenin, E., & Logan, C. A. (1918). Manganese and chromium in California. California State Printing Office.

Cita Chicago (17th ed.)

Bradley, Walter W., William Burling Tucker, Clarence A. Waring, Emile Huguenin, i Clarence August Logan. Manganese and Chromium in California. Sacramento,: California State Printing Office, 1918.

Cita MLA (8th ed.)

Bradley, Walter W., et al. Manganese and Chromium in California. California State Printing Office, 1918.