Heij, G. J., <br/><br/>
A groundwater primer / 
G. j. heij, c. r. meinardi 
 - 119 páginas 
 - Technical paper / international reference centre for community water supply and sanitation ;  no. 21 .
<br/><br/> A la cabeza de la portada: international reference for community water supply and sanitation 
<br/><br/><label>ISBN: </label>9066870036 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aguas subterráneas
<br/><br/><label>LC Class. No.: </label>GB1003.2  / H45