APA aipamena

Khalil, H. A. E. E., & Khalil, E. E. Energy efficiency in the urban environment.

Chicago Style aipamena

Khalil, Heba Allah Essam E., and E. E. Khalil. Energy Efficiency in the Urban Environment.

MLA aipamena

Khalil, Heba Allah Essam E., and E. E. Khalil. Energy Efficiency in the Urban Environment.