Peale, Norman Vincent,  1898-1993. <br/><br/>
12 Langkah Utama Prinsip Hidup Positif / 
oleh Norman V. Peale. 
 - Jakarta :  Guning Jati,  1979. 
 - 287 pages. ;  20 cm. 
<br/><br/> original title: The positive principle today. 
<br/><br/><label>ISBN: </label>X920049111 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Success.