Não informado. (1951). Poultry Market Review. Department of Agriculture, Production and Marketing Branch.
Citação do estilo Chicago (17ª ed.)Não informado. Poultry Market Review. Ottawa: Department of Agriculture, Production and Marketing Branch, 1951.
Citação MLA (8ª ed.)Não informado. Poultry Market Review. Department of Agriculture, Production and Marketing Branch, 1951.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.