APA (7th ed.) Zitazioa

Edited by ,Prof. Dhar , B. B. (2000). Mining Challenges of the 21st century. APH.

Chicago Style (17th ed.) Zitazioa

Edited by ,Prof. Dhar , B. B. Mining Challenges of the 21st Century. New Delhi: APH, 2000.

MLA (9th ed.) Zitazioa

Edited by ,Prof. Dhar , B. B. Mining Challenges of the 21st Century. APH, 2000.