Doty, Steve
CRC Press, Taylor & Francis Group, 2009
Buku Referensi
Wang, Lijun
CRC Press, Taylor & Francis Group, 2009
Buku Teks
O`Callaghan, P. W.
Pergamon Press, 1981
Buku Referensi
Zaba, Joseph
Gulf Pub. Co, 1970
Buku Referensi
Ludwig, Ernest E.
Gulf Publishing, 1979
Buku Teks