Person, Philip H. <br/><br/>
Technical papers :  a method for estimating herion use prevalence / 
by Philip H. Person, Robert L. Retka [and] J. Arthur Woodword 
 - Washington, D.C. :  U.S. Government Printing Office,  1977 
 - 14 p. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishery technology--United States<br/>Fish-culture--United States
<br/><br/><label>Dewey Class. No.: </label>639.20973