(2009). 2006 census of Philippine business and industry transportation, storage and communications (preliminary results). NSO Monthly Bulletin Statistics.
Chicago Style (17th ed.) Citation"2006 Census of Philippine Business and Industry Transportation, Storage and Communications (preliminary Results)." NSO Monthly Bulletin Statistics 2009.
MLA (9th ed.) Citation"2006 Census of Philippine Business and Industry Transportation, Storage and Communications (preliminary Results)." NSO Monthly Bulletin Statistics, 2009.
Warning: These citations may not always be 100% accurate.