Daniels, Douglas <br/><br/>
Defining critical mass  : the case in animal research 

 - Ottawa :  International Development Research Centre,  1993 
 - 61 p.  ; gráfs. 
<br/><br/><label>LCCN: </label>38930 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ganadería--Investigación.<br/>Investigación--Costos.
<br/><br/><label>Dewey Class. No.: </label>636.072  / D3