David Rayner; Jim Fensom. (2014). International Mathematics for Cambridge IGCSERG (Pap/Cdr.). Oxford University Press.
Cita Chicago (17th ed.)David Rayner; Jim Fensom. International Mathematics for Cambridge IGCSERG. Pap/Cdr. Oxford University Press, 2014.
Cita MLA (9th ed.)David Rayner; Jim Fensom. International Mathematics for Cambridge IGCSERG. Pap/Cdr. Oxford University Press, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.