Cita APA (7th ed.)

Holt, P. (1988). Maths exercises for GCSE: Book A. Nelson.

Cita Chicago (17th ed.)

Holt, Philip. Maths Exercises for GCSE: Book A. Surrey, UK: Nelson, 1988.

Cita MLA (9th ed.)

Holt, Philip. Maths Exercises for GCSE: Book A. Nelson, 1988.