Villoria, O. G., Jr. Urban transportation modelling: The activity-based travel analysis approach. Philippine planning journal.
Chicago Style (17th ed.) CitationVilloria, Olegario G., Jr. "Urban Transportation Modelling: The Activity-based Travel Analysis Approach." Philippine Planning Journal .
MLA (9th ed.) CitationVilloria, Olegario G., Jr. "Urban Transportation Modelling: The Activity-based Travel Analysis Approach." Philippine Planning Journal, .
Warning: These citations may not always be 100% accurate.