Chandratreya, M. (1963). Elementary co-ordinate Geometry (11th.). M. L. Chandratreya.
芝加哥风格引文Chandratreya, M. Elementary Co-ordinate Geometry. 11th. Poona: M. L. Chandratreya, 1963.
MLA引文Chandratreya, M. Elementary Co-ordinate Geometry. 11th. M. L. Chandratreya, 1963.
警告：这些引文格式不一定是100％准确.