?url_ver=Z39.88-2004&rft_id=10.1109%2FEEEIC-2.2013.6737873&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Embong&rft.au=Embong%2C+A.M.&rft.aufirst=A.M.&rft.title=Assessing+the+understanding+and+practices+of+3R's+among+the+secondary+school+students&rft.date=2013&rft.isbn=9781479928026&rft.genre=proceeding