APA (7th ed.) Citation

Mohd Shukry, A. M., Birch, R. S., & Jais, M. I. (2009). The effects of varying target hardness on ricochet angle. American Institute of Physics.

Chicago Style (17th ed.) Citation

Mohd Shukry, Abdul Majid, Robert S. Birch, and M. I. Jais. The Effects of Varying Target Hardness on Ricochet Angle. American Institute of Physics, 2009.

MLA (9th ed.) Citation

Mohd Shukry, Abdul Majid, et al. The Effects of Varying Target Hardness on Ricochet Angle. American Institute of Physics, 2009.