Cita APA (7a ed.)

Ricardo, H. R., & Hempson, J. (1968). The high-Speed international-Combustion engine (5a ed.). Blackie & Son Limited.

Cita Chicago Style (17a ed.)

Ricardo, Harry R., y J.G.G Hempson. The High-Speed International-Combustion Engine. 5a ed. Londres: Blackie & Son Limited, 1968.

Cita MLA (9a ed.)

Ricardo, Harry R., y J.G.G Hempson. The High-Speed International-Combustion Engine. 5a ed. Blackie & Son Limited, 1968.