(1885). The Holstein - friesian association of America: научное издание.
Chicago Style (17th ed.) CitationThe Holstein - Friesian Association of America: научное издание. 1885.
MLA (9th ed.) CitationThe Holstein - Friesian Association of America: научное издание. 1885.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.