TY  - BOOK
AU  - Simb, T. S.
TI  - How to make a hand pump
SN  - 978-92-9081-510-5
AV  - WA 675 .S56 2012 
PY  - 2012///
CY  - Netherlands, Cameroun
PB  - CTA and ISF
KW  - Hand pump construction
ER  -