Magsajo-Sarno, Emerita G. ; et.al. c2007 English for a Better World An Interactive, Collaborative, and Integrative Worktext for High School Magsajo-Sarno, Emerita G. ; et.al. - Manila : Philippines Rex Book Store, Inc. c2007 - xiii ; 468p. ill. appendix 25 cm. ISBN: 978-971-23-4589-0