Tomes, G. L. Sheep breeding /por G. L. Tomes - 2 ed. - London : Butterworths, 1979 - 580 p. - Studies in the agricultural and food sciences . - Studies in the agricultural and food sciences . LCCN: 26 Subjects--Topical Terms: Ganado lanar--Cría de. Dewey Class. No.: 636.3 / T6 1979