Gaya APA

Zegong, L, E, A. (2010). Mine Safety and Efficient Exploration Facing Challenges of the 21st Century: International Mining Forum . United Kingdom: CRC Press.

Gaya MLA

Zegong, LIU, Et, Al.,. "Mine Safety and Efficient Exploration Facing Challenges of the 21st Century: International Mining Forum". United Kingdom: CRC Press, 2010. Text.