APA (7th ed.) Citation

Tewfik, S. R., Defrawy, N. M. E., & Sorour, M. H. (2013, December). Liquid fuel resources and prospects for ligno-cellulosic ethanol: An Egyptian case study. Egyptian Journal of Petroleum.

Chicago Style (17th ed.) Citation

Tewfik, Shadia R., Nihal M. El Defrawy, and Mohamed H. Sorour. "Liquid Fuel Resources and Prospects for Ligno-cellulosic Ethanol: An Egyptian Case Study." Egyptian Journal of Petroleum Dec. 2013.

MLA (9th ed.) Citation

Tewfik, Shadia R., et al. "Liquid Fuel Resources and Prospects for Ligno-cellulosic Ethanol: An Egyptian Case Study." Egyptian Journal of Petroleum, Dec. 2013.