APA (7th ed.) Citation

Butler, H. B. (1931). International aspect of the unemployment problem. Annals of the American Academy of Political & Social Science, 154, 49. https://doi.org/10.1177/000271623115400111

Chicago Style (17th ed.) Citation

Butler, H. B. "International Aspect of the Unemployment Problem." Annals of the American Academy of Political & Social Science 154 (1931): 49. https://doi.org/10.1177/000271623115400111.

MLA (9th ed.) Citation

Butler, H. B. "International Aspect of the Unemployment Problem." Annals of the American Academy of Political & Social Science, vol. 154, 1931, p. 49, https://doi.org/10.1177/000271623115400111.

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