Palma, Maria Genna B.  <br/><br/>
Potability of well water in San Roque, Talibo, Bohol / 
Maria Genna B. Palma. 
 - iv, 60 pages ;  28 cm. +  CD (4 3/4 in.). 
<br/><br/>Includes bibliograhical references. 
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<br/><br/><br/>Text in English 
<br/><br/><label>Dewey Class. No.: </label>P18