TY  - BOOK
AU  - Sengar, Shailendra 
TI  - Vyavaharik patra- lekhan 
SN  - 978-81-904831-2-4
U1  - H 891.436 23rd 
PY  - 2010///
CY  - New Delhi 
PB  - Impression Books 
KW  - Hindi letters
ER  -