APA (7th ed.) Citation

George Valev, Penka Kastreva, & Adib Al-Kamouh. (2014). Topographic Maps Remodelling When Changing Height System. Tishreen University.

Chicago Style (17th ed.) Citation

George Valev, Penka Kastreva, and Adib Al-Kamouh. Topographic Maps Remodelling When Changing Height System. Tishreen University, 2014.

MLA (9th ed.) Citation

George Valev, et al. Topographic Maps Remodelling When Changing Height System. Tishreen University, 2014.