Implementing a community wide automatic residential remote alarm system :  the Westland plan / 
prepared by National Technical Assistance 
 - Washington, D.C. :  National Technical Assistance,  1981 
 - Various pagings ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telemeter<br/>Remote control
<br/><br/><label>Dewey Class. No.: </label>621.3795