APA (7th ed.) Citation
Gardel, A. (1981). Energy; economy and prospective: A handbook for engineers and economists. Pergamon press.
Chicago Style (17th ed.) Citation
Gardel, Andre. Energy; Economy and Prospective: A Handbook for Engineers and Economists. Oxford: Pergamon press, 1981.
MLA (9th ed.) Citation
Gardel, Andre. Energy; Economy and Prospective: A Handbook for Engineers and Economists. Pergamon press, 1981.
Warning: These citations may not always be 100% accurate.