Adanza, Estella G. <br/><br/>Research methods:  principles and applications / Estella G. Adanza.   -- 1st ed.  -- Manila :  Rex Book Store,  1995. <br/>ix, 200 p. ;  23 cm. <br/><br/> Includes bibliographical references & glossary <br/><br/><label>ISBN: </label>971-23-1787-0 <br/><br/><label>Subjects--Topical Terms: </label><br/>Research/<br/>Experimental design.<br/>Science-Methodology.<br/><br/><label>Dewey Class. No.: </label>Fil 001.4 Ad198 1995