Não informado. (2002). Report of the Breeding and Production Organisation. Milk Marketing Board.
Chicagoスタイル(17版)引用形式Não informado. Report of the Breeding and Production Organisation. Thames Ditton, Inglaterra: Milk Marketing Board, 2002.
MLA(8版)引用形式Não informado. Report of the Breeding and Production Organisation. Milk Marketing Board, 2002.
警告: この引用は必ずしも正確ではありません.