Romberger, J.A. Plant structure Function and development J.A. Romberger, Z. Hejnowioz and; J.F. Hill. - 14th. ed. - New York Springer Verlag [n.d.] - viii,523p., ill.; 23cm. ISBN: 3-540-56305-9. Dewey Class. No.: 581.31 / R80P