Bhalla, G. S.
National Book Trust,, 2007
Buku Teks
Mujumdar, N. A
Academic Foundation, 2007
Buku Teks
edited by M.S. Swaminathan
Academic Foundation, 2007
Buku Teks
Martin, Anne
Routledger Kegan Paul , 1958
Buku Teks
edited by Carl Eicher and Lawrence Witt
McGraw-Hill , 1964
Buku Teks