Mark, H. F. (1989). Encyclopedia of Polymer Science and Engineering (2nd ed.). John Wiley and Sons.
Dyfyniad Arddull ChicagoMark, Herman F. Encyclopedia of Polymer Science and Engineering. 2nd ed. N.York: John Wiley and Sons, 1989.
Dyfyniad MLAMark, Herman F. Encyclopedia of Polymer Science and Engineering. 2nd ed. John Wiley and Sons, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.