APA (7th ed.) Citation

Nor Bi Abd. Rahman & Tuah Fadilah Ithnin. (2006). Easy English: Easy to learn, easy to understand, easy to do. Alaf 21 Sdn. Bhd.

Chicago Style (17th ed.) Citation

Nor Bi Abd. Rahman and Tuah Fadilah Ithnin. Easy English: Easy to Learn, Easy to Understand, Easy to Do. Shah Alam: Alaf 21 Sdn. Bhd, 2006.

MLA (8th ed.) Citation

Nor Bi Abd. Rahman and Tuah Fadilah Ithnin. Easy English: Easy to Learn, Easy to Understand, Easy to Do. Alaf 21 Sdn. Bhd, 2006.