TY  - BOOK
TI  - Teach you to understand building ventilation air-conditioning construction drawings : within 20 hours
SN  - 978-9-35014681-1
U1  - 690.022 T2531 2015 
PB  - S.K. Kataria & Sons.
KW  - Air-conditioning construction
N1  - 600 Technology (App Sciences)
ER  -