Environmental news digest 

 - Pulau pinang, Malaysia. :  Sahabat Alam Malaysia Pulau Pinang,  1985- 
 - Three months a year,  1990 (v. 8) - 
 - Semimonthly,  1983 (v. 1) -1989 (v. 7) 
<br/><br/><label>ISSN: </label>0127-7162 
 = Environmental news digest 
<br/><br/><label>Source: </label> Sahabat Alam Malaysia, Pulau Pinang.  RM 30.00(langganan tahunan)