Indian Standards Institution. (1977). Indian Standard : Methods of testing Plastics: : Part II - Testing of materials before moulding : Section 2 - Determination of apparent density of moulding materials that can not be poured from a funnel. Indian Standards Institution.
শিকাগো স্টাইলে সাইটেশনIndian Standards Institution. Indian Standard : Methods of Testing Plastics: : Part II - Testing of Materials Before Moulding : Section 2 - Determination of Apparent Density of Moulding Materials That Can Not Be Poured from a Funnel. N.Delhi: Indian Standards Institution, 1977.
এমএলএ সাইটেশনIndian Standards Institution. Indian Standard : Methods of Testing Plastics: : Part II - Testing of Materials Before Moulding : Section 2 - Determination of Apparent Density of Moulding Materials That Can Not Be Poured from a Funnel. Indian Standards Institution, 1977.