APA

Albrecht Von C., Institute of Research and Projects for Oil and Gas, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) & Institute of Research and Projects for Oil and Gas.Stimulation of asphaltic deep wells and shallow wells in lake Maracaibo, Venezuela. : .

Chicago

Albrecht Von C, Institute of Research and Projects for Oil and Gas, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and Institute of Research and Projects for Oil and Gas.Stimulation of asphaltic deep wells and shallow wells in lake Maracaibo, Venezuela. : .

Harvard

Albrecht Von C., Institute of Research and Projects for Oil and Gas, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and Institute of Research and Projects for Oil and Gas.Stimulation of asphaltic deep wells and shallow wells in lake Maracaibo, Venezuela. : .

MLA

Albrecht Von C, Institute of Research and Projects for Oil and Gas, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and Institute of Research and Projects for Oil and Gas.: . .