Gehl, Jan, author
Van Nostrand Reindhold, 1987
Buku Teks
Ikeda, Daisaku, 1928-, author
Journeyman Press, 1998
Buku Teks
North-Holland, 1963
Buku Teks
edited by Mattias De Backer ... [and others]
NY Routledge, 2016
Buku Teks
Williams, Katie, author
Chronicle Books, 2010
Buku Teks