APA (7th ed.) Citation

Houston Lighting & Power Company. (1986). Electric power systems in Texas (Rev. to date: 1-1-86.). Houston Lighting & Power Co..

Chicago Style (17th ed.) Citation

Houston Lighting & Power Company. Electric Power Systems in Texas. Rev. to date: 1-1-86. Houston, Tex.: Houston Lighting & Power Co., 1986.

MLA (9th ed.) Citation

Houston Lighting & Power Company. Electric Power Systems in Texas. Rev. to date: 1-1-86. Houston Lighting & Power Co., 1986.