edited by Helen K. Brown
Pergamon Press, 1981
Buku Teks
Edited by Richard P. Nathan; Jerry A. Webman
Princeton Urban and Regional Research Center , 1980
Buku Teks
Dian Rakyat, 1978
Buku Teks
Joel J.P.C. Rodrigues
[;Springer, Springer], 2012
eBooks
edited by P. Senac, Max Ott, Aruna Seneviratne
Springer, 2012
eBooks