Ric Pimentel; Terry Wall. (2004). Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.".
芝加哥风格引文Ric Pimentel; Terry Wall. Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.", 2004.
MLA引文Ric Pimentel; Terry Wall. Checkpoint Maths Book 1 (Modular Maths for Edexcel). "Trans-Atlantic Publications, Inc.", 2004.
警告：这些引文格式不一定是100％准确.