APA (7th ed.) Citation

Nor Bi Abd.Rahman. (2007). Let's Proceed With Simple English: A Practical Grammar Workbook. Alaf 21 Sdn.Bhd..

Chicago Style (17th ed.) Citation

Nor Bi Abd.Rahman. Let's Proceed With Simple English: A Practical Grammar Workbook. Selangor: Alaf 21 Sdn.Bhd., 2007.

MLA (9th ed.) Citation

Nor Bi Abd.Rahman. Let's Proceed With Simple English: A Practical Grammar Workbook. Alaf 21 Sdn.Bhd., 2007.

Warning: These citations may not always be 100% accurate.