Michael Sugijanto, author
Gramata Publishing, 2021
Buku Teks
Paul, Richard W., author
Hawker Brownlow Education, 1993
Buku Teks
Hunter, David A., 1965-, author
Jon Wiley & Sons Inc., 2014
Buku Teks
Paul, Richard W., author
Prentice-Hall, 2002
Buku Teks
Chatfield, Tom, author
Sage, 2018
Buku Teks