Feyerabend, Cessa. Modern feeding of budgerigars (shell parrakeets) Better nutrition means healthier birds; a book for all fanciers of seed-eating cage birds. - [1st ed. - Fond du Lac, Wis., All-Pets Magazine, 1951] - 56 p. illus. 22 cm. Bibliography: p. [8] LCCN: agr51000108 Subjects--Topical Terms: Budgerigar--Feeding and feeds. LC Class. No.: SF473.B8 / F43 Dewey Class. No.: 636.686