The Society of Plastics Industry Cellular plastics division. (1975). Cellular plastics in transportation: : 18th annual technical conference. The Society of Plastics Industry.
শিকাগো স্টাইলে সাইটেশনThe Society of Plastics Industry Cellular plastics division. Cellular Plastics in Transportation: : 18th Annual Technical Conference. N.Y: The Society of Plastics Industry, 1975.
এমএলএ সাইটেশনThe Society of Plastics Industry Cellular plastics division. Cellular Plastics in Transportation: : 18th Annual Technical Conference. The Society of Plastics Industry, 1975.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.