Borg, J. Cacti : a gardener's handbook for their identification and cultivation / with a biography of the author by Beatrice Borg. - 3rd ed. - London : Blandford P., 1963. - 512 p.: ill. ;. 22 cm. Bibliography: p. 481. Subjects--Topical Terms: Cactus. Dewey Class. No.: 635.93347 / BOC 1963