Sharma, B. D. (2018). Differential equations. Kedar Nathram Nath.
Chicagoスタイル(17版)引用形式Sharma, B. D. Differential Equations. New Delhi: Kedar Nathram Nath, 2018.
MLA(9版)引用形式Sharma, B. D. Differential Equations. Kedar Nathram Nath, 2018.
警告: この引用は必ずしも正確ではありません.