APA (7th ed.) Citation

Whelan, J., Husnizam Hussain, & shahrazi Hassan. (2003). E-mel kerja: Panduan berguna mengendalikan emel anda. Prentice Hall.

Chicago Style (17th ed.) Citation

Whelan, Jonathan, Husnizam Hussain, and shahrazi Hassan. E-mel Kerja: Panduan Berguna Mengendalikan Emel Anda. London: Prentice Hall, 2003.

MLA (8th ed.) Citation

Whelan, Jonathan, et al. E-mel Kerja: Panduan Berguna Mengendalikan Emel Anda. Prentice Hall, 2003.