Greene, William H., 1951-
Pearson Prentice-Hall, 2008
Buku Teks
Greene, William H., 1951-
Pearson Prentice Hall, 2012
Buku Teks
Gujarati, Damodar N.
McGraw-Hill , 1988
Buku Teks
Christ, Carl F.
Wiley Eastern Private, 1996
Buku Teks
Spanos, Aris
Cambridge University Press, 1987
Buku Teks