TY  - BOOK
AU  - Khanna, Meesha 
AU  - Kiran 
AU  - Mohan 
AU  - Dayal 
TI  - How are bridges built?: compiled by Meesha Khanna; illustrated by Kiran, Mohan and Dayal 
T2  - I want to know about-15
SN  - 9788184510393
U1  - 690.076 
PY  - 2008///
CY  - New Delhi 
PB  - Dreamland Publications
N1  - Includes index
ER  -