APA (7th ed.) Citation

Sudharmin, H. (1986). A study on the introduction of the speed warning device / Hassanudin Sudharmin.

Chicago Style (17th ed.) Citation

Sudharmin, Hassanudin. A Study on the Introduction of the Speed Warning Device / Hassanudin Sudharmin. 1986.

MLA (9th ed.) Citation

Sudharmin, Hassanudin. A Study on the Introduction of the Speed Warning Device / Hassanudin Sudharmin. 1986.

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