Graybill, H. W. (1921). THE INCIDENCE OF BLACKHEAD AND OCCURRENCE OF HETERAKIS PAPILLOSA IN A FLOCK OF ARTIFICIALLY REARED TURKEYS. The Rockefeller University Press.
Chicago-стиль цитированияGraybill, H. W. THE INCIDENCE OF BLACKHEAD AND OCCURRENCE OF HETERAKIS PAPILLOSA IN A FLOCK OF ARTIFICIALLY REARED TURKEYS. The Rockefeller University Press, 1921.
MLA-цитированиеGraybill, H. W. THE INCIDENCE OF BLACKHEAD AND OCCURRENCE OF HETERAKIS PAPILLOSA IN A FLOCK OF ARTIFICIALLY REARED TURKEYS. The Rockefeller University Press, 1921.
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