Perren, R. (1978). The meat trade in Britain, 1840-1914. Routledge and Kegan Paul.
Dyfyniad Arddull ChicagoPerren, Richard. The Meat Trade in Britain, 1840-1914. London [etc.]: Routledge and Kegan Paul, 1978.
Dyfyniad MLAPerren, Richard. The Meat Trade in Britain, 1840-1914. Routledge and Kegan Paul, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.