GREWAL B S. (2023). HIGHER ENGINEERING MATHEMATICS (44TH ED.). KHANNA PUBLISHERS.
芝加哥风格引文GREWAL B S. HIGHER ENGINEERING MATHEMATICS. 44TH ED. NEW DELHI: KHANNA PUBLISHERS, 2023.
MLA引文GREWAL B S. HIGHER ENGINEERING MATHEMATICS. 44TH ED. KHANNA PUBLISHERS, 2023.
警告：这些引文格式不一定是100％准确.