TY  - BOOK
AU  - Masters,Charles D.
AU  - Attanasi,Emil D.
AU  - Attanasi,Emil D.
ED  - US Geological Survey
ED  - World Petroleum Congress (12th : 1987 26 abr/1 may : Houston)
ED  - US Geological Survey
TI  - World resources of crude oil, natural gas, natural bitumen, and shale oil
U1  - 060-665.5 W938 1987 
ER  -