Punamia, B. C. (2018). Strength of Materials (10.). Laxmi Publication.
芝加哥风格引文Punamia, B. C. Strength of Materials. 10. New Delhi: Laxmi Publication, 2018.
MLA引文Punamia, B. C. Strength of Materials. 10. Laxmi Publication, 2018.
警告：这些引文格式不一定是100％准确.