Porphyry, a. 2. 3., Smith, A., & Wasserstein, D. (1993). Porphyrii philosophi fragmenta. Teubner.
芝加哥风格引文Porphyry, approximately 234-approximately 305, Andrew Smith, 与 Devid Wasserstein. Porphyrii Philosophi Fragmenta. Stutgardiae: Teubner, 1993.
MLA引文Porphyry, approximately 234-approximately 305, et al. Porphyrii Philosophi Fragmenta. Teubner, 1993.
警告：这些引文格式不一定是100％准确.