Polistiren — разлика између измена

* {{Cite book |ref= harv|author=J.R. Wunsch|title=Polystyrene – Synthesis, Production and Applications|url=http://books.google.com/books?id=9Oal8DG_7GAC&pg=PA15|accessdate = 25. 7. 2012.|year=2000|publisher=iSmithers Rapra Publishing|isbn=978-1-85957-191-0|page=15| ref = harv}}

* {{Cite book |ref= harv|editor= Haynes, William M. | year = 2011 | title = CRC Handbook of Chemistry and Physics | edition = 92nd | publisher = CRC Press | isbn = 1439855110|ref=harv}}