Indian Standards Institution. (1966). Indian Standard: Specification for Low Density Polyethylene Materials for Moulding and Extrusion. Indian Standards Institution.
শিকাগো স্টাইলে সাইটেশনIndian Standards Institution. Indian Standard: Specification for Low Density Polyethylene Materials for Moulding and Extrusion. N.Delhi: Indian Standards Institution, 1966.
এমএলএ সাইটেশনIndian Standards Institution. Indian Standard: Specification for Low Density Polyethylene Materials for Moulding and Extrusion. Indian Standards Institution, 1966.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.