TY  - BOOK
AU  - Thanikachalam,V.
AU  - Natarajan,K.V.
TI  - Civil engineering drawing manual: including drawing in a separate volume 
U1  - 604.202 21
PY  - 1983///.[Reprinted 1986]
CY  - New Delhi
PB  - S. Chand & Com. Prt. Ltd.
ER  -