TY  - GEN
AU  - Urick,
TI  - Principles of underwater sound for engineers
SN  - 0706660859 
PY  - 0000///McGraw-Hill Book
CY  - New York
PB  - cop. 1967
KW  - Asdic
KW  - Ecosondas
KW  - Sonar
KW  - Técnicas
KW  - 155 u
KW  - A 26
N2  - Contém bibliografia
ER  -