Middle market drug distribution / 
Geoffrey Pearson ... [et al.]. 
 - London :  Home Office,  2001. 
 - xii, 82p. 
 - Home Office research study ;  no. 227 .
 - Home Office research study ;  no. 227 .
<br/><br/><label>ISBN: </label>1840827629 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug traffic--Great Britain.<br/>Drug traffic--Investigation--Great Britain.<br/>Drug control--Great Britain.