APA Edition Citation

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

Chicago Edition Citation

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

MLA Edition Citation

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

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