APA (7. basım) Alıntı

SpringerLink (Online service) & Zhelezov, G. (2011). Sustainable development in mountain regions: Southeastern Europe. Springer Netherlands.

Chicago Style (17. basım) Atıf

SpringerLink (Online service) ve Georgi Zhelezov. Sustainable Development in Mountain Regions: Southeastern Europe. Dordrecht: Springer Netherlands, 2011.

MLA (9th ed.) Atıf

SpringerLink (Online service) ve Georgi Zhelezov. Sustainable Development in Mountain Regions: Southeastern Europe. Springer Netherlands, 2011.