United States. Food Safety and Inspection Service
F. Szél
Fu Qin
Olan D. Forker
Hans Abplanalp
Unknown Author
E. D. Ball
United States. Congress. House. Committee on Agriculture. Subcommittee on Livestock, Dairy, and Poultry.
Edwin C. Voorhies
Robert Vaughn Enochian
Carmen R. Parkhurst
United States. Congress. Senate. Committee on Governmental Affairs. Subcommittee on Oversight of Government Management, Restructuring, and the District of Columbia.
United States. Poultry Grading Service
Johnson, George
Indonesia) Seminar Permasalahan Ayam dan Telur (1981 Jakarta
T. B. Jain