Tipan, E. Greener measures in auto manufacturing. Manila Bulletin.
Chicago Style (17th ed.) CitationTipan, Eric. "Greener Measures in Auto Manufacturing." Manila Bulletin .
MLA (9th ed.) CitationTipan, Eric. "Greener Measures in Auto Manufacturing." Manila Bulletin, .
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.