Boulding, K. E. (1985). The world as a total system. Sage Publications.
Cita Chicago Style (17a ed.)Boulding, Kenneth E. The World as a Total System. London: Sage Publications, 1985.
Cita MLA (9a ed.)Boulding, Kenneth E. The World as a Total System. Sage Publications, 1985.
Precaución: Estas citas no son 100% exactas.