Gaya APA

Hustrulid, W., A., Kuchta, M. (2006). Open pit mine planning & design volume 2 (ed. ii). Yogyakarta: .

Gaya MLA

Hustrulid, W., A., Kuchta, M.. Open pit mine planning & design volume 2. ed. ii Yogyakarta: , 2006. Text.