TY  - BOOK
AU  - D.S. Mitchell. P.A. Thomas
TI  - Ecology of water weeds in the neotropics: an ecological survey of the aquatic weeds ððªð¤ð©ð©ð°ð³ð¯ðªð¢ ð¤ð³ð¢ð´ð´ðªð±ð¦ð¥ð¦ð´ and ðð¢ð­ð·ðªð¯ðªð¢ species, and their natural enemies in the neotropics 
T2  - Technical papers in hydrology
PY  - 1972///
CY  - Paris
PB  - UNESCO
KW  - Water resources
N1  - Includes bibliographical references
ER  -