Gribbin, Mary. Flower hunters / Mary Gribbin & John Gribbin. - Oxford ; New York : Oxford University Press, 2008. - x, 332 p. : ill. (some col.) ; 25 cm. ISBN: 9780192807182 0192807188 LCCN: 2007050221 LC Class. No.: QK26 / .G75 2008 Dewey Class. No.: 580.92/2 B