edited by R. Charudattan and H.L. Walker
John Wiley & Sons, 1982
Buku Teks
edited by Jean Michel Merillon, Kishan Gopal Ramawat
Springer, 2012
eBooks
Singh, R.S.
Oxford & Ibh, 1982
Buku Teks
edited by Hugh Synge
John Wiley & Sons, 1981
Buku Teks
edited by M.M. Cameron and L.M. Lorenz
CABI, 2013
Buku Teks