The Society of Plastics Industry Cellular plastics division. (1975). Cellular plastics in transportation: : 18th annual technical conference. The Society of Plastics Industry.
استشهاد بنمط شيكاغوThe Society of Plastics Industry Cellular plastics division. Cellular Plastics in Transportation: : 18th Annual Technical Conference. N.Y: The Society of Plastics Industry, 1975.
MLA استشهادThe Society of Plastics Industry Cellular plastics division. Cellular Plastics in Transportation: : 18th Annual Technical Conference. The Society of Plastics Industry, 1975.
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