Παραπομπή APA

Hester, R. E. 1., Harrison, R. M. 1., Hester, R. E., & Harrison, R. M. (1994). Mining and its environmental impact. Cambridge: Royal Society of Chemistry.

Παραπομπή Chicago Style

Hester, R. E. 1936-, R. M. 1948- Harrison, R. E. Hester, and R. M. Harrison. Mining and Its Environmental Impact. Cambridge: Royal Society of Chemistry, 1994.

Παραπομπή MLA

Hester, R. E. 1936-, R. M. 1948- Harrison, R. E. Hester, and R. M. Harrison. Mining and Its Environmental Impact. Cambridge: Royal Society of Chemistry, 1994.

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