Armstrong, Richard Stoll,  1924- <br/><br/>
Service evangelism / 
Richard Stoll Armstrong. 
 - Philadelphia :  Westminster Press,  1979 
 - 198 p. :  ill. ;  21 cm. 
<br/><br/>Bibliography: p. 197-198. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0664242529 
<br/><br/><label>LCCN: </label>7826701  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evangelistic work.<br/>Witness bearing (Christianity)