Rachwał, T., Kudełko, J., Tracz, M., Wach, K., & Kilar, W. (2008). The Project of the Base for Curriculum of "“Basis for Entrepreneurships"” Classes in General High Schools, Profiled High Schools and Technical High Schools. Entrepreneurship – Education, 4, 322–334. https://doi.org/10.24917/20833296.4.32