Penkala, Z. (2007). Life as an experiment. Cambridge Scholars Publishing.
芝加哥风格引文Penkala, Zdenek. Life as an Experiment. Newcastle, UK: Cambridge Scholars Publishing, 2007.
MLA引文Penkala, Zdenek. Life as an Experiment. Cambridge Scholars Publishing, 2007.
警告：这些引文格式不一定是100％准确.