Clark, Ian D. <br/><br/>
Environmental isotopes in hydrogeology / 
Ian D. Clark and Peter Fritz 
 - Boca Raton :  Lewis Pub.,  1997 
 - 328 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>1566702496 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radioactive tracers in hydrogeology