1. Principles of polymer engineering;McCrum,1988
2. Standard test method of measuring shrinkage from mold dimensions of molded plastics, standard specification, designation D955-89, ASTM.
3. Microstructural characteristics of micro-injection molded thermoplastics by Jingsong Chu et al. Technical paper presented at the Society of Plastics Engineers Annual Technical Conference in 2007 and the morphology of micro-injection molded polyoxymethylene by Musa R Kamal et.al Technical paper presented at the Society of Plastics Engineers Annual Technical Conference in 2009.
4. Modern plastics encyclopedia, the McGraw-Hill Companies.