TY  - BOOK
AU  - Heatley,Michael
AU  - Salter,Colin
TI  - Everything you need to know about everything you need to know about inventions
SN  - 978-1-60710-360-8
U1  - Ref. 608 H441 2011 
PY  - 2011///
CY  - California
PB  - Thunder Bay Press
KW  - Inventions
N1  - Includes index
ER  -