APA (7th ed.) Citation

Mohd. Yusoff, M. F. (2006). Kajian Keberkesanan Sistem Lampu Isyarat ‘’Countdown’’. Universiti Sains Malaysia.

Chicago Style (17th ed.) Citation

Mohd. Yusoff, Mohd. Firdaus. Kajian Keberkesanan Sistem Lampu Isyarat ‘’Countdown’’. Universiti Sains Malaysia, 2006.

MLA (9th ed.) Citation

Mohd. Yusoff, Mohd. Firdaus. Kajian Keberkesanan Sistem Lampu Isyarat ‘’Countdown’’. Universiti Sains Malaysia, 2006.

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