SpringerLink (Online service), van Staalduinen, M. A., & Werger, M. J. (2012). Eurasian steppes. ecological problems and livelihoods in a changing world. Springer Netherlands.
Chicago-viite (17. p.)SpringerLink (Online service), Marja A. van Staalduinen, ja Marinus J.A Werger. Eurasian Steppes. Ecological Problems and Livelihoods in a Changing World. Dordrecht: Springer Netherlands, 2012.
MLA-viite (8. p.)SpringerLink (Online service), et al. Eurasian Steppes. Ecological Problems and Livelihoods in a Changing World. Springer Netherlands, 2012.
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