APA

Vorderman C., Kennedy J., .Maths Made Easy (Key Stage 2(: Key Stage 2- Ages )10-11)Years. London: Dorling Kindersley.

Chicago

Vorderman Carol, Kennedy John, .Maths Made Easy (Key Stage 2(: Key Stage 2- Ages )10-11)Years. London: Dorling Kindersley.

Harvard

Vorderman C., Kennedy J., .Maths Made Easy (Key Stage 2(: Key Stage 2- Ages )10-11)Years. London: Dorling Kindersley.

MLA

Vorderman Carol, Kennedy John, .London: Dorling Kindersley. .