Mulyadi
Salemba Empat, 2002
Buku Teks
Arens, Alvin A.
Salemba Empat, 1996
Buku Teks
Ruchyat Kosasih
Ruchko, 1985
Buku Teks
by Philip L. Defliese ... [and others]
John Wiley & Sons, 1987
Buku Teks
Johnson, James T.
South-Western Publishing, 1960
Buku Teks