Bagchi, S. C., & Bhar, B. K. (1970). Coordinate Geometry (2nd ed.). Academic Publishers.
Tohutoru Kātū Chicago (17th ed.)Bagchi, S. C., me B. K. Bhar. Coordinate Geometry. 2nd ed. Calcutta: Academic Publishers, 1970.
Tohutoro MLA (9th ed.)Bagchi, S. C., me B. K. Bhar. Coordinate Geometry. 2nd ed. Academic Publishers, 1970.
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