APA引文

NCERT. (1999). Ancient India - A history text book for classXI. NCERT.

Chicago Edition Citation

NCERT. Ancient India - A History Text Book for ClassXI. New delhi: NCERT, 1999.

MLA引文

NCERT. Ancient India - A History Text Book for ClassXI. NCERT, 1999.

警告：這些引文格式不一定是100％准確.