Oswal, R. (1997). Glimpses of Vaastu shilpa and numerology. R.D.Business center.
芝加哥风格引文Oswal, Ramanlal. Glimpses of Vaastu Shilpa and Numerology. Pune: R.D.Business center, 1997.
MLA引文Oswal, Ramanlal. Glimpses of Vaastu Shilpa and Numerology. R.D.Business center, 1997.
警告：这些引文格式不一定是100％准确.