The science of speleology / 
edited by T. D. Ford and C. H. D. Cullingford 
 - London :  Academic Press,  1976 
 - 593 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0122625501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Speleology<br/>Hydrology, Karst<br/>Cave ecology