World Future Studies Conference Dubrownik, World Future Studies Federation, & World Future Studies Federation. (1976). World alternatives - systems versus needs: Future of education : Education towards the future : proceedings of the fifth World Future Studies Conference, Dubrovnik 1976. World Future Studies Federation.
Style de citation Chicago (17e éd.)World Future Studies Conference Dubrownik, World Future Studies Federation, et World Future Studies Federation. World Alternatives - Systems Versus Needs: Future of Education : Education Towards the Future : Proceedings of the Fifth World Future Studies Conference, Dubrovnik 1976. Roma: World Future Studies Federation, 1976.
Style de citation MLA (9e éd.)World Future Studies Conference Dubrownik, et al. World Alternatives - Systems Versus Needs: Future of Education : Education Towards the Future : Proceedings of the Fifth World Future Studies Conference, Dubrovnik 1976. World Future Studies Federation, 1976.