Alcock, John, author
Sinauer Associates, 1989
Buku Teks
Marler, Peter, author
John Wiley & Sons, 1966
Buku Teks
edited by Peter Slater and R. McNeill Alexander
Grolier International, 1986
Buku Referensi
Dillon, Lawrence S., author
WM.C. Brown, 1976
Buku Teks
Pandey, B.N., author
Tata McGraw-Hill, 2012
Buku Teks