Zwemer, Samuel Marinus,  1867-1952. <br/><br/>
Taking hold of God :  studies on the nature, need and power of prayer / 
by Samuel M. Zwemer. 
 - London :  Marshall, Morgan & Scott,  [1936] 
 - 192 p. ;  19 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prayer.