Gainsbrugh, Jonathan. <br/><br/>
Winning the backdoor war / 
Jonathan Gainsbrugh. 
 - Elk Grove, CA :  [distributed by] Harvest Church,  c1993. 
 - 200 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Church growth.