Παραπομπή σε μορφή APA (7η εκδ.)

Lee, A. Y., Wethington, A. M., & Cole, E. R. (1990). Pressure leaching of galena concentrates to recover lead metal and elemental sulfur. U.S. Dept. of the Interior, Bureau of mInes.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lee, A. Y., Ann M. Wethington, και E. R. Cole. Pressure Leaching of Galena Concentrates to Recover Lead Metal and Elemental Sulfur. Washington, DC: U.S. Dept. of the Interior, Bureau of mInes, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Lee, A. Y., et al. Pressure Leaching of Galena Concentrates to Recover Lead Metal and Elemental Sulfur. U.S. Dept. of the Interior, Bureau of mInes, 1990.