Hafni Septiana Nur Endah, author
Fakultas Teknik Universitas Indonesia, 1994
UI - Tesis (Membership)
ESOMAR, 1972
Buku Teks
Lubis, Muhammad Firdaus Syawaludin, author
Fakultas Teknik Universitas Indonesia, 2013
UI - Tesis (Membership)
Farah Sofa, author
2000
UI - Tesis (Membership)
Doorn, Jacques van, author
Faculty of Social Sciences, Erasmus University Rotterdam, 1983
Buku Teks