AGGARWAL. M. L. (2013). UNDERSTANDING ICSE MATHEMATICS CLASS- IX FOR 2015 EXAMINATION. AVICHAL PUBLISHING COMPANY.
Chicago-viite (17. p.)AGGARWAL. M. L. UNDERSTANDING ICSE MATHEMATICS CLASS- IX FOR 2015 EXAMINATION. AVICHAL PUBLISHING COMPANY, 2013.
MLA-viite (9. p.)AGGARWAL. M. L. UNDERSTANDING ICSE MATHEMATICS CLASS- IX FOR 2015 EXAMINATION. AVICHAL PUBLISHING COMPANY, 2013.
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