TY  - BOOK
AU  - Posamentier,A.S & Lehmann,I
ED  - Lehmann, I
TI  - Pi: a biography of the world`s most mysterious number
SN  - 9788173715617 
PY  - 2007///
CY  - Hyderabad
PB  - Universities Press
N1  - Afterword by Dr. Herbert A Hauptman nobel laureate
ER  -