Rihastiwi Setiya Murti
Balai Besar Kulit, Karet, dan Plastik, 2016
Artikel Jurnal
Eddelson, Michael
Oxford University Press, 1999
Buku Referensi
Kuiter, Rudie H.
Gramedia, 1992
Buku Referensi
Conover, Herbert S.
McGraw-Hill, 1977
Buku Teks
Ford Foundation, [date of publication not identified]
Buku Teks