Reference:Heywood1977a
Verbatim text: Heywood, V. H., J. B. Harbourne, and B. L. Turner, eds. 1977. The Biology and Chemistry of the Compositae. 2 vols. London, New York, and San Francisco.
Year: 1977
Title: The Biology and Chemistry of the Compositae
Editor: Heywood, V.H.Harbourne, J.B.Turner, B.L.
Volume: 2 vols