TY  - BOOK
T1  - National air quality status report (2005-2007).
LA  - English
PP  - Visayas Ave., Quezon City
PB  - Environmental Management Bureau
YR  - 2009
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217609211894
OP  - 46
CN  - TD 883.7 P6 N36 2009
KW  - Air quality : Philippines.
KW  - Air quality management : Philippines.
KW  - Air : Pollution : Philippines.
ER  -