APA
Nelson J. G., Serafin R. & Springer-Verlag (Berlin). (1997). National parks and protected areas: keystones to conservation and sustainable development. Berlin [etc.]: Springer.
Chicago
Nelson James Gordon, Serafin Rafał and Springer-Verlag (Berlin). 1997. National parks and protected areas: keystones to conservation and sustainable development. Berlin [etc.]: Springer.
Harvard
Nelson J. G., Serafin R. and Springer-Verlag (Berlin). (1997). National parks and protected areas: keystones to conservation and sustainable development. Berlin [etc.]: Springer.
MLA
Nelson James Gordon, Serafin Rafał and Springer-Verlag (Berlin). National parks and protected areas: keystones to conservation and sustainable development. Berlin [etc.]: Springer. 1997.
TekstSerie: NATO ASI Series. Series G, Ecological Sciences ; vol. 40Szczegóły wydania: Berlin [etc.] : Springer, 1997.Opis: IX, 292 s. : il. ; 24 cmTyp zawartości: 
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