University of the Philippines Institute For Small-Scale Industries. [Industry profile: Sotanghon].
Cita Chicago (17th ed.)University of the Philippines Institute For Small-Scale Industries. [Industry Profile: Sotanghon]. UP ISSI.
Cita MLA (9th ed.)University of the Philippines Institute For Small-Scale Industries. [Industry Profile: Sotanghon].
Atenció: Aquestes cites poden no estar 100% correctes.