Artikel Jurnal
Cyrillus Harinowo, author
Gramedia Pustaka Utama, 2004
Buku Teks
Dailey, Charles Alvin, 1923-, author
McGraw-Hill, 1976
Buku Teks
Sirait, Ferdinand Eskol Tiar, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2019
UI - Tesis (Membership)
The Library Association,
Majalah, Jurnal, Buletin