Dyfyniad APA

Ignar, S., & Grygoruk, M. (2015). Wetlands and Water Framework Directive. Springer Nature.

Dyfyniad Arddull Chicago

Ignar, Stefan, and Mateusz Grygoruk. Wetlands and Water Framework Directive. Cham: Springer Nature, 2015.

Dyfyniad MLA

Ignar, Stefan, and Mateusz Grygoruk. Wetlands and Water Framework Directive. Springer Nature, 2015.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.