Não informado. (2002). Report of the Breeding and Production Organisation. Milk Marketing Board.
Style de citation Chicago (17e éd.)Não informado. Report of the Breeding and Production Organisation. Thames Ditton, Inglaterra: Milk Marketing Board, 2002.
Style de citation MLA (8e éd.)Não informado. Report of the Breeding and Production Organisation. Milk Marketing Board, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.