APA (7th ed.) Citation

Aminah Mahmud & Nik Ishah Nik Mahmood. (2011). Simple steps to grammar. Grup Buku Karangkraf.

Chicago Style (17th ed.) Citation

Aminah Mahmud and Nik Ishah Nik Mahmood. Simple Steps to Grammar. Shah Alam: Grup Buku Karangkraf, 2011.

MLA (8th ed.) Citation

Aminah Mahmud and Nik Ishah Nik Mahmood. Simple Steps to Grammar. Grup Buku Karangkraf, 2011.

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