Goel Lalit. NCERT Solutions Mathematics Class 11 with selected NCERT Exemplar Problems. Arihant Prakashan.
Chicago-viite (17. p.)Goel Lalit. NCERT Solutions Mathematics Class 11 with Selected NCERT Exemplar Problems. Meerut: Arihant Prakashan.
MLA-viite (9. p.)Goel Lalit. NCERT Solutions Mathematics Class 11 with Selected NCERT Exemplar Problems. Arihant Prakashan.
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