Devine, E. T. (1921). The Denver tramway strike of 1920: Report of an investigation made under the auspices of the Denver Commission of Religious Forces .. Denver.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিDevine, Edward T. The Denver Tramway Strike of 1920: Report of an Investigation Made Under the Auspices of the Denver Commission of Religious Forces .. Denver, 1921.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিDevine, Edward T. The Denver Tramway Strike of 1920: Report of an Investigation Made Under the Auspices of the Denver Commission of Religious Forces .. Denver, 1921.
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