Naidu, Motukuru S., author
Tata McGraw-Hill, 2000
Buku Teks
Kuffel, E., author
Pergamon Press, 1984
Buku Teks
edited by H. M. Ryan
Peter Peregrinus, 1996
Buku Teks
by P.B. Borisoglevski [and others] ; under general editorship of D.V. Razevig ; translated from Russian by M.P. Chourasia
Khanna Publishers, 1982
Buku Teks
Jha, R. S., author
Dhanpat Rai & Sons, 1981
Buku Teks