TY  - BOOK
AU  - J. Sholto Douglas
TI  - Hydrophonics : Bengal system. Ed 4
U1  - 631.585 
PY  - 1972///
CY  - Bombay
PB  - Oxford University Press
N1  - J. Sholto Douglas: Hydrophonics : Bengal system. Ed 4.  (4th Edition)  Bombay.  Oxford University Press, 1972.--(631.585DOU)
ER  -