Freddrich Ebert Stiftung , 1971
Buku Teks
Muhyiddin, author
Kementerian PPN/Bappenas, 2022
Artikel Jurnal
edited by Ann Curthoys, Susan Eade and Peter Spearritt
Australian Society for the Study of Labour History, 1975
Buku Teks
Eros Syah Warongan, author
2007
UI - Tesis (Membership)
Doering, Mildred
Sage Publications, 1983
Buku Teks