APA (7th ed.) Citation

Harker J. H. & Backhurst J. R. (1981). Fuel and energy. London, Academic Press, 1981.

Chicago Style (17th ed.) Citation

Harker J. H. and Backhurst J. R. Fuel and Energy. London, Academic Press, 1981, 1981.

MLA (9th ed.) Citation

Harker J. H. and Backhurst J. R. Fuel and Energy. London, Academic Press, 1981, 1981.

Warning: These citations may not always be 100% accurate.