Marshall, G. (1976). Maths on target 2: A world of mathematics. Marshall.
Cita Chicago (17th ed.)Marshall, G. Maths on Target 2: A World of Mathematics. Kenya: Marshall, 1976.
Cita MLA (9th ed.)Marshall, G. Maths on Target 2: A World of Mathematics. Marshall, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.