Stevens, R. A. (2010). Mineral exploration and mining essentials. Pakawau GeoManagement.
Citación estilo ChicagoStevens, Robert Allan. Mineral Exploration and Mining Essentials. Port Coquitlam, BC, Canada: Pakawau GeoManagement, 2010.
Cita MLAStevens, Robert Allan. Mineral Exploration and Mining Essentials. Pakawau GeoManagement, 2010.
Warning: These citations may not always be 100% accurate.