(1998). UPLB launches soldiers of nature for the protection of environment. Manila Bulletin.
Chicago (17e ed.) Bronvermelding"UPLB Launches Soldiers of Nature for the Protection of Environment." Manila Bulletin 1998.
MLA (9e ed.) Bronvermelding"UPLB Launches Soldiers of Nature for the Protection of Environment." Manila Bulletin, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.