Indexed bibliography of Office of Research and Development reports updated to January 1975 / 
by publications staff, Office of Program Management. 
 - Washington :  U.S. Environmental Protection Agency, Office of Research and Development,  1975. 
 - viii, 293 p. ; 
<br/><br/><label>ISBN: </label>SSCB2545 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>628.016 Un367 In