Lewin, A. C.
John Wiley & Sons, 1981
Buku Teks
Angel Ecclesia Shiny, author
2019
UI - Skripsi (Membership)
Althof Endawansa, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2023
UI - Tesis (Membership)
edited by A.M. Warnes
John Wiley & Sons, 1982
Buku Teks
Binod K. Shrestha
UN-Habitat, 2007
Buku Referensi