00572nam a2200169 a 450000500170000000800410001702000150005810000210007324500990009425000120019326000520020530000190025765000410027670000210031785200320033885200320037020190520022732.0130620s19uu    xx            00    eng d  a971086976010aSenatin, Ruby B.10aEssentials of English :bEnglish 101 workbook-textbook /cRuby B. Senatin and Fe G. Centenera.  arev.ed.0 aMandaluyong City :bNational Book Store,c2009.  a118 p. ; 22 cm  aEnglish languagexStudy and teaching1 aCentenera, Fe G.  5National Book Store7OLOPSC  5National Book Store7OLOPSC