TY - BOOK AU - North, Mack O. TI - Commercial chicken production manual SN - 0870554468 U1 - 636.508 NOR PY - 1984/// CY - Westport, Conn. PB - AVI Pub. Co. KW - Chickens KW - Handbooks, manuals, etc N1 - Bibliography : p. 697-698 ER -