TY  - BOOK
AU  - Spangenburg, Ray
AU  - Moser, Diane Kit
TI  - Viva-Facts on file History of science. 5 volume set
SN  - 81.30900661
U1  - 500.8 
PY  - 2006///
CY  - New Delhi
PB  - Viva Books
ER  -