APA (7th ed.) Citation

Clark, D. K., & Williams, C. W. (1991). Fuel: Its combustion and economy (4th ed.). C. Lockwood and son.

Chicago Style (17th ed.) Citation

Clark, D. K., and Charles Wye Williams. Fuel: Its Combustion and Economy. 4th ed. London: C. Lockwood and son, 1991.

MLA (8th ed.) Citation

Clark, D. K., and Charles Wye Williams. Fuel: Its Combustion and Economy. 4th ed. C. Lockwood and son, 1991.