International Joint Conference on Environment and Society in Transition New York. (1972). Managing the planet. Prentice-Hall, Inc.
Chicago-referens (17:e uppl.)International Joint Conference on Environment and Society in Transition New York. Managing the Planet. Englewood Cliffs, N.J: Prentice-Hall, Inc, 1972.
MLA-referens (9:e uppl.)International Joint Conference on Environment and Society in Transition New York. Managing the Planet. Prentice-Hall, Inc, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.