Cita APA (7a ed.)

Madsen, B. W., & Groves, R. D. (1981). Alternative methods for copper recovery from dump leach liquors. U.S. Dept. of the Interior, Bureau of Mines.

Cita Chicago Style (17a ed.)

Madsen, B. W., y R. D. Groves. Alternative Methods for Copper Recovery from Dump Leach Liquors. Pgh. [i.e. Pittsburgh], Pa.: U.S. Dept. of the Interior, Bureau of Mines, 1981.

Cita MLA (9a ed.)

Madsen, B. W., y R. D. Groves. Alternative Methods for Copper Recovery from Dump Leach Liquors. U.S. Dept. of the Interior, Bureau of Mines, 1981.