APA

Nestvold E., Shell, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) & Shell.The use of 3D seismic in exploration, appraisal and field development. : .

Chicago

Nestvold E.O, Shell, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Shell.The use of 3D seismic in exploration, appraisal and field development. : .

Harvard

Nestvold E., Shell, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Shell.The use of 3D seismic in exploration, appraisal and field development. : .

MLA

Nestvold E.O, Shell, World Petroleum Congress (12th : 1987 26 abr/1 may : Houston) and Shell.: . .