editor, Sudhir Singhal
Tata McGraw-Hill, 1992
Buku Referensi
Fraas, Arthur P., author
McGraw-Hill, 1948
Buku Teks
Mathur, M.L., author
Dhanpat Rai and Sons, 1980
Buku Teks
Campbell, Ashley S., author
John Wiley & Sons, 1979
Buku Teks
Petrovsky, N., author
MIR Publisher, 196-
Buku Teks