TY  - BOOK
AU  - American Society of Civil Engineering
TI  - Standard design and construction guidelines for microtunneling
U1  - 621.8672 A31S 
PY  - 2015///
CY  - Virginia
PB  - American Society of Civil Engineering
N1  - 2302 15/03/2016 IBS15/368 15/03/2016 Main Budget
ER  -