Young, David Grier, 1940- Phlebotomine sandflies in the Americas / David G. Young and Jorge R. Arias. - Wash., D. C. : Pan American Health Organization, c1991. - v, 26p. : ill. ; 28 cm. - Technical paper ; no. 33 . ISBN: 9275130337 Subjects--Topical Terms: Sandflies.Phlebotomus--America.