00568nam a2200169 4500 9442 9442 9715140947 Fil. 510 T794 1991 Trends and essentials : Mathematics III for secondary schools / Florentina L. Gorospe [et al.]. Quezon City : PNB Educational, Inc., c1991. 340 p. : tabs and figs. ; 26 cm. Mathematics. 21571 Gorospe, Florentina L. 21572 Gureng, Paulino T. 21573 Salazar, Aurea D. 21574 Apostol, Lorraine R. 21575 BK 0 0 0 0 FIL HS-IMC HS-IMC FIL 0000-00-00 Purchased Fil. 510 T794 1991 09875 2019-08-20 00:00:00 2019-08-20 FIL