University of Wisconsin. Center for Studies in Vocational and Technical Education, Somers, G. G., & Little, J. K. (1971). Vocational education: Today and tomorrow. Center for Studies in Vocational and Technical Education, University of Wisconsin.
Citação do estilo Chicago (17ª ed.)University of Wisconsin. Center for Studies in Vocational and Technical Education, Gerald George Somers, e J. Kenneth Little. Vocational Education: Today and Tomorrow. [Madison]: Center for Studies in Vocational and Technical Education, University of Wisconsin, 1971.
Citação MLA (8ª ed.)University of Wisconsin. Center for Studies in Vocational and Technical Education, et al. Vocational Education: Today and Tomorrow. Center for Studies in Vocational and Technical Education, University of Wisconsin, 1971.