SpringerLink (Online service), Koulov, B., & Zhelezov, G. (2016). Sustainable Mountain Regions: Challenges and Perspectives in Southeastern Europe (1st ed. 2016.). Cham: Springer International Publishing : Imprint: Springer.
Chicago Style CitationSpringerLink (Online service), Boian Koulov, and Georgi Zhelezov. Sustainable Mountain Regions: Challenges and Perspectives in Southeastern Europe. 1st ed. 2016. Cham: Springer International Publishing : Imprint: Springer, 2016.
MLA CitationSpringerLink (Online service), Boian Koulov, and Georgi Zhelezov. Sustainable Mountain Regions: Challenges and Perspectives in Southeastern Europe. 1st ed. 2016. Cham: Springer International Publishing : Imprint: Springer, 2016.
Warning: These citations may not always be 100% accurate.