Fensterhim, Herbert <br/><br/>
Mempersembahkan :  jangan bilang "ya" bila anda akan mengatakan "tidak" / 
Herbert Fensterhim 
 - Jakarta :  Gunung Jati,  1980 
 - 526 p. ;  19 cm. 
<br/><br/> Translation of: Don't say yes when you want to say no 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Self-actualization (Psychology)<br/>Self-help techniques