United Nations Centre for Regional Development , 1983
Buku Teks
Pike, Andy, 1968, author.
Routledge, 2017
Buku Teks
Pike, Andy, author
Routledge, 2017
Buku Teks
edited by Yip Yat-hoong
Regional Institute of Higer Education and Development, 1973
Buku Teks
Artikel Jurnal