Cita APA (7th ed.)

Ric Pimentel; Terry Wall. (2004). Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.".

Cita Chicago (17th ed.)

Ric Pimentel; Terry Wall. Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.", 2004.

Cita MLA (9th ed.)

Ric Pimentel; Terry Wall. Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.", 2004.