ebrary, Inc, Gálvez, J. P., & Gaffal, M. (2012). Doubtful certainties: Language-games, forms of life, relativism. Ontos Verlag.
芝加哥风格引文ebrary, Inc, Jesús Padilla Gálvez, 与 Margit Gaffal. Doubtful Certainties: Language-games, Forms of Life, Relativism. Frankfurt: Ontos Verlag, 2012.
MLA引文ebrary, Inc, et al. Doubtful Certainties: Language-games, Forms of Life, Relativism. Ontos Verlag, 2012.
警告：这些引文格式不一定是100％准确.