Chaiken, Jan M., <br/><br/>
The Impact of police activity on subway crime / 
Jan M. Chaiken, Michael W. Lawless, Keith A. Stevenson. 
 - 53 pages :  illustrations ;  28 cm. 
 - The Rand paper series ;  P-5203  .
 - Rand paper series ;  P-5203 .
<br/><br/> 'This study was sponsored by the City of New York. Its contents, however, do not purport to represent the official views or policies of the City or of the Transit Authority.'--Page 1  
<br/><br/>Includes bibliographical references (page 45)  
<br/><br/><label>ISBN: </label> Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Police--New York (State)--New York.<br/>Robbery--New York (State)--New York.<br/>Subways--New York (State)--New York.