Yu, Pamela <br/><br/>Keys to confidence and competence in english 1 :  grammar, reading and study skills workbook / Pamela Yu, Sterling Miranda-Plata. --  -- Biñan, Laguna :  Trailblazer Publications,  2006. <br/>224 p. :  ill.  27 cm. <br/><br/><label>ISBN: </label>978-971-93307-2-1 <br/><br/><label>Subjects--Topical Terms: </label><br/>English language -- composition and exercises work book.<br/>English language -- Grammar workbook.