Veselovskaya, M. A. The poppy : its classification and importance as an oleiferous crop / M. A. Veselovskaya. - New Delhi : Amerind, c 1976. - viii, 200 p. : ill. ; 24 cm. Includes bibliography. 319 319 Subjects--Topical Terms: Poppies. Dewey Class. No.: 633.75 / V631p