edited by Mervyn L. Richardson
Royal Society of Chemistry, 1991
Buku Teks SO
Artikel Jurnal
Horwitz, William, editor
Association of Official Agricultural Chemists, 1955
Buku Referensi
Fessenden, Ralph J.
Erlangga, 1995
Buku Teks
Fessenden, Ralph J.
Erlangga, 1984
Buku Teks