SpringerLink (Online service), Nkonya, E., Mirzabaev, A., & von Braun, J. (2016). Economics of Land Degradation and Improvement - A Global Assessment for Sustainable Development (1st ed. 2016.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-19168-3

SpringerLink (Online service), Ephraim Nkonya, Alisher Mirzabaev, and Joachim von Braun. Economics of Land Degradation and Improvement - A Global Assessment for Sustainable Development. 1st ed. 2016. Cham: Springer International Publishing : Imprint: Springer, 2016. https://doi.org/10.1007/978-3-319-19168-3.

SpringerLink (Online service), et al. Economics of Land Degradation and Improvement - A Global Assessment for Sustainable Development. 1st ed. 2016. Springer International Publishing : Imprint: Springer, 2016. https://doi.org/10.1007/978-3-319-19168-3.