Gebelein, Charles G. Carraher, Charles E. text Lancaster, Pa Technomic Pub. Co. c1995 monographic xiv, 408 p. : ill. ; Polymers 668.9 IND 1566762928 http://www.loc.gov/catdir/enhancements/fy0744/95061208-d.html http://www.loc.gov/catdir/enhancements/fy0744/95061208-d.html