Pirson, Sylvain Joseph,  1905- <br/><br/>
Geologic well log analysis / 
Sylvain J. Pirson. 
 - 2nd ed. 
 - Houston, Tex. :  Gulf Publishing Co.,  1977. 
 - xii, 377 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0872019012 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geophysical well logging.