Walter, Eugene Victor
Placeways : a theory of human environment
Chapel Hill, 1988
Buku Teks
The human environment
edited by Jonathan Rigg
Archipelago Press, 1996
Buku Teks
Treshow, Michael
The Human environment
McGraw-Hill, 1976
Buku Teks
Habermas, Jurgen
Theory and Practice
Heinemann, 1974
Buku Teks
Knapp, Brian
Challenge of the human environment
Longman House, 1992
Buku Teks