APA (7th ed.) Citation

Burke, D. T. (1949). Seventy years of Edison's electric light. Public Utilities Fortnightly, 44, 487.

Chicago Style (17th ed.) Citation

Burke, D. T. "Seventy Years of Edison's Electric Light." Public Utilities Fortnightly 44 (1949): 487.

MLA (9th ed.) Citation

Burke, D. T. "Seventy Years of Edison's Electric Light." Public Utilities Fortnightly, vol. 44, 1949, p. 487.