APA (7th ed.) Citation

Tan, R., & Umi Kalsom Mohd. Azuddin. (2012). Dasyatnya cabaran di pejabat. PTS Profesional Publishing.

Chicago Style (17th ed.) Citation

Tan, Roland, and Umi Kalsom Mohd. Azuddin. Dasyatnya Cabaran Di Pejabat. Batu Caves, Selangor: PTS Profesional Publishing, 2012.

MLA (8th ed.) Citation

Tan, Roland, and Umi Kalsom Mohd. Azuddin. Dasyatnya Cabaran Di Pejabat. PTS Profesional Publishing, 2012.