Wadehra B.L. (2001). �Patents Trademarks copyright Designs�and�Geographical Predictions (2nd.). Universal Law Publishing.
芝加哥风格引文Wadehra B.L. �Patents Trademarks Copyright Designs�and�Geographical Predictions. 2nd. New Delhi: Universal Law Publishing, 2001.
MLA引文Wadehra B.L. �Patents Trademarks Copyright Designs�and�Geographical Predictions. 2nd. Universal Law Publishing, 2001.
警告：这些引文格式不一定是100％准确.