APA (7th ed.) Citation

Abdul Ghafar, A. F., & Abu Hassan, A. S. (1992). Whitworth quick-return mechanism analysis / Ahmad Farizal Abdul Ghafar and Abu Sofian Abu Hassan.

Chicago Style (17th ed.) Citation

Abdul Ghafar, Ahmad Farizal, and Abu Sofjan Abu Hassan. Whitworth Quick-return Mechanism Analysis / Ahmad Farizal Abdul Ghafar and Abu Sofian Abu Hassan. 1992.

MLA (9th ed.) Citation

Abdul Ghafar, Ahmad Farizal, and Abu Sofjan Abu Hassan. Whitworth Quick-return Mechanism Analysis / Ahmad Farizal Abdul Ghafar and Abu Sofian Abu Hassan. 1992.

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