Chemistry and specification of pesticides

51.1
C 51
Chemistry and specification of pesticides: Sixteenth report of the who expert committee on vector biology and control / .- Singapore.: United nations., 2001.- 68p.: .- (World health organisation).- ISBN ISBN 9241208996:850.00₮.
МУҮНС салбар | Юнеско танхим 2 давхар-878