Cita APA

Holstein-Friesian Association of America & Houghton, F. L. Holstein-Friesian herd-book. Holstein-Friesian Association of American.

Citación estilo Chicago

Holstein-Friesian Association of America and Frederick Lowell Houghton. Holstein-Friesian Herd-book. Brattleboro, Vt. [etc.]: Holstein-Friesian Association of American.

Cita MLA

Holstein-Friesian Association of America and Frederick Lowell Houghton. Holstein-Friesian Herd-book. Holstein-Friesian Association of American.