Berger, Bill D. Modern petroleum : a basic primer of the industry / by Bill D. Berger and Kenneth E. Anderson. - 2nd ed. - Tulsa, Okla. : PennWell, 1981 - vii, 255 p. : ill. ; 24 cm. Includes bibliographical references (p.247-249) and index. ISBN: 0878141723 Subjects--Topical Terms: Petroleum engineering.