http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ceropegia, Brachystelma, and Riocreuxia in southern Africa
viii, 242 pages, 20 unnumbered pages of plates : illustrations (some color) ; 26 cm.
R. Allen Dyer ; with illustrations by Auriol Batten, Rosemary Holcroft & others.