Skillicorn, Paul, 1950- Duckweed aquaculture : a new aquatic farming system for developing countries / Paul Skillicorn, William Spira, and William Journey. - Washington, D.C. : World Bank, c1993. - x, 76 p. : ill. ; 23 cm. Includes bibliographical references (p. 72-76). ISBN: 082132067X LCCN: 92045127 Subjects--Topical Terms: DuckweedsSu mercimekleri LC Class. No.: SB317.D82 / S38 1993 Dewey Class. No.: 639.89 / SKI 1993