APA (7th ed.) Citation

Daniel Zakaria & Dawa. (2006). Business letters through e-mail: Your complete guide for writing good business e-mails. Al-Risalah Product.

Chicago Style (17th ed.) Citation

Daniel Zakaria and Dawa. Business Letters Through E-mail: Your Complete Guide for Writing Good Business E-mails. Kuala Lumpur: Al-Risalah Product, 2006.

MLA (8th ed.) Citation

Daniel Zakaria and Dawa. Business Letters Through E-mail: Your Complete Guide for Writing Good Business E-mails. Al-Risalah Product, 2006.