De Leon, Hector S The Law on sales, agency and credit transactions / Hector S. De Leon, Hector M. De Leon, Jr. - Manila : Rex Book Store, 2010. - xLvii, 494 pages : 22 cm. ISBN: 9789712356247 Subjects--Topical Terms: Sales Philippines. Agency (Law) Philippines. Credit Philippines. LC Class. No.: KPM 863 . D443 2010 F