Basic well log analysis / by George Asquith and Daniel Krygowski. Asquith, George. Krygowski,Daniel. Oil well logging. Petroleum Geology. TN871.35 .A778 2004 622.18282 ASB Includes bibliographical references (p. 240-244). Tulsa, Okla : American Association of Petroleum Geologists , c2004 . c2004 . 2004 Text ix, 244 p. : eng AAPG methods in exploration series. 16 Methods in exploration series ; 16.