MLA

Negm, Abdelazim, Gabriela Ioana-Toroimac, and Liliana Zaharia. Lower Danube River : Hydro-environmental Issues and Sustainability. Cham: Springer International Publishing AG, 2022.

APA

Negm, A., Ioana-Toroimac, G., & Zaharia, L. (2022). Lower Danube River : Hydro-Environmental Issues and Sustainability. Cham: Springer International Publishing AG.

Chicago

Negm, Abdelazim., Gabriela Ioana-Toroimac, and Liliana Zaharia. Lower Danube River : Hydro-Environmental Issues and Sustainability. Cham: Springer International Publishing AG, 2022.