Dyfyniad APA

E J Catcott & J F Smithcors. (1969). Progress in cattle and sheep practice part 3. American veterinary publications, inc.

Dyfyniad Arddull Chicago

E J Catcott and J F Smithcors. Progress in Cattle and Sheep Practice Part 3. American veterinary publications, inc, 1969.

Dyfyniad MLA

E J Catcott and J F Smithcors. Progress in Cattle and Sheep Practice Part 3. American veterinary publications, inc, 1969.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.