TY  - BOOK
AU  - Cherkassky,V.M..
TI  - Pumps fans compressors / 
U1  - 621.6 
PY  - 1977/// (rep. 1985)
CY  - Moscow : 
PB  - Mir Publishers , 
KW  - IRRIGATION
N1  - Includes bibliography and notes
ER  -