Xu. (2013). Functions of Natural Organic Matter in Changing Environment (1.). Springer Netherlands.
Cita Chicago (17th ed.)Xu. Functions of Natural Organic Matter in Changing Environment. 1. Springer Netherlands, 2013.
Cita MLA (8th ed.)Xu. Functions of Natural Organic Matter in Changing Environment. 1. Springer Netherlands, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.