San Juan, Clarise M, <br/><br/>Development and validation of eguide in teaching elementary   -  2015  - 117 leaves :  illustrations ;  28 cm <br/><br/>Thesis <br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching--(Elementary).<br/><br/><label>LC Class. No.: </label>QA11  / .Sa58 2015