Cita APA

Mining and engineering world, Breger, C. L. e., & Sisley, G. E. e. (1912). The Mining world index of current literature. v. s.n.

Citación estilo Chicago

Mining and engineering world, Carpel Leventhal ed Breger, and George E. ed Sisley. The Mining World Index of Current Literature. V. Chicago: s.n, 1912.

Cita MLA

Mining and engineering world, et al. The Mining World Index of Current Literature. V. s.n, 1912.