Aggarwal, y. p.  <br/><br/>
Statistical methods commonly used in water quality data analysis / 
Y. P. Aggarwal 
 - Fort Collins, Colo. :  Watershed Systems Development Group, USDA Forest Service,  1985. 
 - 376, [9] p. :  ill. ;  28 cm. 
<br/><br/>Bibliography: p. 136. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--Measurement.<br/>Water quality--Statistical methods.
<br/><br/><label>Dewey Class. No.: </label>310  / AGS 1986