Wilckens, M. (1876). Die rinderrassen mittel–europas: научное издание.
Chicago Style (17th ed.) CitationWilckens, M. Die Rinderrassen Mittel–europas: научное издание. 1876.
MLA (9th ed.) CitationWilckens, M. Die Rinderrassen Mittel–europas: научное издание. 1876.
Warning: These citations may not always be 100% accurate.