Williamson, G. An introduction to animal husbandry in the tropics / by G. Williamson and W. J. A. Payne. - London, Longmans, c1959. - xix, 447 p. : ill. ; 23 cm. Includes bibliographies & Index. Subjects--Topical Terms: Livestock--Tropics. Dewey Class. No.: 636.00913 / WII 1959