NCERT. (2006). Mathematics: Textbook for class XII - Part - I (NA.). NCERT.
Chicago-čujuhus (17. p.)NCERT. Mathematics: Textbook for Class XII - Part - I. NA. New Delhi: NCERT, 2006.
MLA-čujuhus (9. p.)NCERT. Mathematics: Textbook for Class XII - Part - I. NA. NCERT, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.