Ahuja, Hira N.
John Wiley & Sons, 1994
Buku Teks
Rower, K.
Applied Science Publishers, 1975
Buku Teks
Arora, S.P.
Dhanpat Rai and Sons, 1986
Buku Teks
Oxley, R.
Crosby Lockwood & Sons, 1968
Buku Teks
Spiegel, Allen D.
Ablex Publishing Corporation, 1991
Buku Referensi