Crane Diana  1933 <br/><br/>
Invisible colleges; diffusion of knowledge in scientific communities / 
Diana Crane 
 - Chicago,  University of Chicago Press  [1972] 
 - x, 213 p.  illus.  23 cm. 
<br/><br/>Bibliography: p. 195-206. 
<br/><br/><label>ISBN: </label>0226118576 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Social aspects
<br/><br/><label>LC Class. No.: </label>Q180