APA (7th ed.) Citation

Benson, J. M., & Hawk, C. E. (1960). Testing small orifices. Instruments & Control Systems, 33, 996.

Chicago Style (17th ed.) Citation

Benson, J. M., and C. E. Hawk. "Testing Small Orifices." Instruments & Control Systems 33 (1960): 996.

MLA (9th ed.) Citation

Benson, J. M., and C. E. Hawk. "Testing Small Orifices." Instruments & Control Systems, vol. 33, 1960, p. 996.