APA引文

GREWAL , B. (1986). ELEMENTARY ENGINEERING MATHEMATICS. KHANNA PUB.

芝加哥风格引文

GREWAL , B.S. ELEMENTARY ENGINEERING MATHEMATICS. DELHI: KHANNA PUB, 1986.

MLA引文

GREWAL , B.S. ELEMENTARY ENGINEERING MATHEMATICS. KHANNA PUB, 1986.