combination chart in js view

hi,

I tried using combination chart in js view i got an error in js view saying  Cannot read property 'CombinationChart' of undefined

plz find my code below(in view)

var oChart = new sap.makit.CombinationChart({

  width : "100%",

  height : "80%",

  });

<script src="resources/sap-ui-core.js"//libraries used

  id="sap-ui-bootstrap"

  data-sap-ui-libs="sap.m,sap.ui.commons,sap.ui.table"

  data-sap-ui-theme="sap_bluecrystal">

  </script>

please help me out guys!!

thanks in advance