APA (7th ed.) Citation

Taylor, L. S., & Singer, G. (1940). Measurement, in roentgens. of the gamma radiation from radium by the free-air ion-ization chamber. Journal of Research. Bureau of Standards (1934), 24, 247.

Chicago Style (17th ed.) Citation

Taylor, L. S., and G. Singer. "Measurement, in Roentgens. of the Gamma Radiation from Radium by the Free-air Ion-ization Chamber." Journal of Research. Bureau of Standards (1934) 24 (1940): 247.

MLA (9th ed.) Citation

Taylor, L. S., and G. Singer. "Measurement, in Roentgens. of the Gamma Radiation from Radium by the Free-air Ion-ization Chamber." Journal of Research. Bureau of Standards (1934), vol. 24, 1940, p. 247.