TY  - BOOK
AU  - Euclid
TI  - The First Six Books of the Elements of Euclid
AV  - QA 
PY  - 2007///
PB  - Project Gutenberg
KW  - Euclid's Elements
KW  - Mathematics, Greek
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/21076
ER  -