TY  - BOOK
AU  - Black, Steve A  .
AU  - Graveland,David N  .
TI  - Manual for land application of treated municipal waste water and sludge / 
SN  - 81-85312-01-X
U1  - 028.72628 
PY  - 1989///
CY  - Jodhpur : 
PB  - Geo-Environ Academia , 
ER  -