PRAKASH. (1997). 2000 SOLVED PROBLEM IN MATHEMATICS. TMH.
Cita Chicago (17th ed.)PRAKASH. 2000 SOLVED PROBLEM IN MATHEMATICS. TMH, 1997.
Cita MLA (9th ed.)PRAKASH. 2000 SOLVED PROBLEM IN MATHEMATICS. TMH, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.