TY  - JOUR
T1  - Population of the world hits 6 billion today
JF  - Manila Bulletin
A1  - Mamanglu, Shianee
A2  - Leyco, Nazarene A.
LA  - English
YR  - 1999
UL  - https://tuklas.up.edu.ph/Record/IPN-00000026155
KW  - Population
ER  -