Sattar, M. A. (2000). Higher trigonometry. Ahammad Publishing House.
Tohutoru Kātū Chicago (17th ed.)Sattar, M. A. Higher Trigonometry. Dhaka: Ahammad Publishing House, 2000.
Tohutoro MLA (9th ed.)Sattar, M. A. Higher Trigonometry. Ahammad Publishing House, 2000.
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