Alfred, author
2018
UI - Skripsi Membership
Ambrose, James E., author
John Wiley & Sons, 1995
Buku Teks
Penelis, George G.
E & FN Spon, 1997
Buku Teks
Sri Lily, author
1997
UI - Tesis Membership
Ambrose, James E., author
John Wiley & Sons, 1980
Buku Teks