APA (7th ed.) Citation

Lang, A. S. (1973). New trends in the energy-petroleum situation of Europe and Japan.

Chicago Style (17th ed.) Citation

Lang, Alex S. New Trends in the Energy-petroleum Situation of Europe and Japan. Washington, 1973.

MLA (9th ed.) Citation

Lang, Alex S. New Trends in the Energy-petroleum Situation of Europe and Japan. 1973.

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