Coombs, P. H. (1985). The World crisis in education: The view from the eighties. O. U. Pr..
Cita Chicago (17th ed.)Coombs, Philip Hall. The World Crisis in Education: The View from the Eighties. New York: O. U. Pr., 1985.
Cita MLA (9th ed.)Coombs, Philip Hall. The World Crisis in Education: The View from the Eighties. O. U. Pr., 1985.
Atenció: Aquestes cites poden no estar 100% correctes.