Chong Seck-Chim <br/><br/>
Kursus Ilmu Alam Fajar Bakti Buku 1: 

 -  Fajar Bakti Sdn.Bhd.  1970 
 - 185 P. 
<br/><br/><label>ISBN: </label>019580757X 
<br/><br/><label>Dewey Class. No.: </label>910.13307 CHO