Jane's battlefield surveillance systems. 

 - 2nd ed. 
 - Coulsdon, Surrey :  Jane's Information Group,  1990-91. 
 - 245p.: 
<br/><br/><label>ISBN: </label>0710609132 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Military surveillance--Equipment and supplies<br/>Military reconnaissance--Equipment and supplies
<br/><br/><label>LC Class. No.: </label>UG475  / .J36