(1997). DECS revitalizes population education. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)"DECS Revitalizes Population Education." Manila Bulletin 1997.
Lua MLA (9ú heag.)"DECS Revitalizes Population Education." Manila Bulletin, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.