Massachusetts Sianauer Associates, 1991
Buku Teks
Nalewajski, Roman F.
Springer, 2012
eBooks
Artikel Jurnal
Ismunandar
Departemen Pendidikan Nasional, 2004
Buku Teks
edited by Christine Bleasdale and Bernard T. Golding
Royal Society of Chemistry, 1990
Buku Teks