Australian Cooperative Education, 1996
Buku Referensi
Rina Karlina, author
2018
UI - Tesis Membership
Kell, Peter
Springer, 2012
eBooks
Center for International Higher Education Boston Collage,
Majalah, Jurnal, Buletin
edited by G.E. Gorman
Scarecrow Press, 1990
Buku Teks