Ng, Chiew Sum <br/><br/>
Review and classification of natural rubber latex preservatives / 
by Ng Chiew Sum and Lau Chee Mun 
 - Kuala Lumpur :  Rubber Research Institute of Malaysia,  1978 
 - vii, 57 p. :  ill. ;  30 cm. 
 - Technology series report ;  8 .
 - Technology series report ;  8 .