Adler, Frederick R., author
Cambridge University Press, 2013
Buku Teks
Habraken, N.J., author
MIT Press, 2000
Buku Teks
Wycherley, R. E. (Richard Ernest)
Norton, 1976
Buku Teks
Journal of Population, 10 ( 2) 2004 : 79-88, 2004
Artikel Jurnal
Duhigg, Charles, author
Heinemann, 2012
Buku Teks