TY  - BOOK
AU  - NAHIN (Paul J)
TI  - Imaginary tale: the story of square root of -1
SN  - 81-7371-399-5
U1  - 510KAK NAHI 
PY  - 2002///
CY  - Hyderabad
PB  - Universities Press
KW  - Mathematics
ER  -