Não informado. (1969). Man-environment Systems. Association for the Study of Man-Environment Relations.
Style de citation Chicago (17e éd.)Não informado. Man-environment Systems. Orange, NJ: Association for the Study of Man-Environment Relations, 1969.
Style de citation MLA (8e éd.)Não informado. Man-environment Systems. Association for the Study of Man-Environment Relations, 1969.
Attention : ces citations peuvent ne pas être correctes à 100%.