(2019). Mental Maths - BOOK - 5 (2019.). Dhingra Publishing House.
Cita Chicago (17th ed.)Mental Maths - BOOK - 5. 2019. Dhingra Publishing House, 2019.
Cita MLA (9th ed.)Mental Maths - BOOK - 5. 2019. Dhingra Publishing House, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.