National institute on Drug Abuse , Austin Gregory A., Macari Mary A., Lefferi Dan J. <br/><br/>
Research issues update 1978   

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 - Maryland  National Institute on Drug Abuse  1978 
 - 306 p.  26 cm. 
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<br/><br/>  Research Methodology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology
<br/><br/><label>Dewey Class. No.: </label>SERIALS  / NID