APA (7th ed.) Citation

Al-Ali, A., Bakhashwain, J., & unknown. (1993). Microcontroller-based multi-language clock-calendar.

Chicago Style (17th ed.) Citation

Al-Ali, A.R, J.M Bakhashwain, and unknown. Microcontroller-based Multi-language Clock-calendar. 1993.

MLA (9th ed.) Citation

Al-Ali, A.R, et al. Microcontroller-based Multi-language Clock-calendar. 1993.