Singhal J.P. (1963). The Sphinx speaks: Or, The story of the prehistoric nations. New Delhi.
Чикаго маягийн жагсаалтSinghal J.P. The Sphinx Speaks: Or, The Story of the Prehistoric Nations. New Delhi, 1963.
MLA ишлэлSinghal J.P. The Sphinx Speaks: Or, The Story of the Prehistoric Nations. New Delhi, 1963.
Warning: These citations may not always be 100% accurate.