Breman, Jan, author
Leiden Foris Publications Holland 1983
Buku Teks
Artikel Jurnal
Noer Fauzi Rachman, author
INSISTPress, 2017
Buku Teks
Jones, Antoinette M. Barrett, author
Foris Publications, 1984
Buku Teks
Samosir, Heru Poppy, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2021
UI - Tesis (Membership)