APA (7th ed.) Citation

Edwards, J. E., & Pool, M. L. (1946). Characteristic X-rays excited by beta-particles. Physical Review., 69, 549.

Chicago Style (17th ed.) Citation

Edwards, J. E., and M. L. Pool. "Characteristic X-rays Excited by Beta-particles." Physical Review. 69 (1946): 549.

MLA (9th ed.) Citation

Edwards, J. E., and M. L. Pool. "Characteristic X-rays Excited by Beta-particles." Physical Review., vol. 69, 1946, p. 549.