Bird migration a general survey

od Berthold, Peter
Izdano 2006

Bird migration: a general survey

od Bauer, Hans-Gunther; Translator, Berthold, Peter; Author, Westhead, Valerie; Translator
Izdano 2001

Effects of climate change on birds

od Berthold, Peter; Editor, Fiedler, Wolfgang; Editor, Moller, Anders Pape; Editor
Izdano 2010