TY  - BOOK
AU  - Gerwick,Ben C.
TI  - Construction of prostressed concrete structures
T2  - Wiley series of practical construction guides
AV  - TA6833.9 G46
PY  - 1971///
CY  - New York
PB  - Wiley-Interscience
KW  - Construcciones de concreto pretensado
ER  -