Pérez−Urbina, H., Horrocks, I., & Motik, B. (2009). Efficient Query Answering for OWL 2.
芝加哥风格引文Pérez−Urbina, H., I. Horrocks, 与 B. Motik. Efficient Query Answering for OWL 2. 2009.
MLA引文Pérez−Urbina, H., et al. Efficient Query Answering for OWL 2. 2009.
警告：这些引文格式不一定是100％准确.