APA (7e ed.) Bronvermelding

El-Ahwal, M., elmokadem, a., EL-Gheznawy, D., & Megahed, N. (2016). Green Roof Analysis and Design Software Calculator in Egypt. Port Said University.

Chicago (17e ed.) Bronvermelding

El-Ahwal, Mostafa, ashraf elmokadem, Dalia EL-Gheznawy, en Naglaa Megahed. Green Roof Analysis and Design Software Calculator in Egypt. Port Said University, 2016.

MLA (9e ed.) Bronvermelding

El-Ahwal, Mostafa, et al. Green Roof Analysis and Design Software Calculator in Egypt. Port Said University, 2016.