Romney, Marshall B.
Pearson Education, 2009
Buku Teks
Bodnar, George H.
Prentice Hall International, 1998
Buku Teks
Page, John R., 1949-
Prentice-Hall, 1987
Buku Teks
Romney, Marshall B.
Pearson Education, 2015
Buku Teks
Romney, Marshall B.
Pearson Education, 2015
Buku Teks