APA (7th ed.) Citation

elsharkawy, a. i. (1990). Renewable energy sources.

Chicago Style (17th ed.) Citation

elsharkawy, abdullatif i. Renewable Energy Sources. cairo, 1990.

MLA (9th ed.) Citation

elsharkawy, abdullatif i. Renewable Energy Sources. 1990.

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