Não informado. (1969). Man-environment Systems. Association for the Study of Man-Environment Relations.
Čikaški stil citiranja (17. izdanje)Não informado. Man-environment Systems. Orange, NJ: Association for the Study of Man-Environment Relations, 1969.
MLA način citiranja (8. izdanje)Não informado. Man-environment Systems. Association for the Study of Man-Environment Relations, 1969.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.