Projek pembentukan kriteria dan standard kualiti udara =  Development of criteria and standards for air quality :  final report / 
 Development of criteria and standards for air quality :  final report 
Syed Muhammad, Hooi dan Binnie Sdn. Bhd. 
 - Kuala Lumpur :  Syed Muhammad, Hooi dan Binnie Sdn. Bhd.,  1989 
 - 3v. 
<br/><br/> Kandungan : Volume 1 - main text; Volume II - appendices; Volume III - quality assurance manuals 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air quality--Malaysia