Žagar, I. Ž., Kelava, P., & Radovan, M. (2014). From formal to non-formal: Education, learning and knowledge. Cambridge Scholars Publishing.
芝加哥风格引文Žagar, Igor Ž, Polona Kelava, 与 Marko Radovan. From Formal to Non-formal: Education, Learning and Knowledge. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2014.
MLA引文Žagar, Igor Ž, et al. From Formal to Non-formal: Education, Learning and Knowledge. Cambridge Scholars Publishing, 2014.
警告：这些引文格式不一定是100％准确.