TY  - BOOK
AU  - Nagaraja.N S
TI  - Elements of electronic navigation
SN  - 0-07-096522-6
U1  - 629.13251 
PY  - 1994///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Hydralic system-Navigation
KW  - Radio directing-Finding
KW  - Radio range
N1  - Includes bibliographical references and index
ER  -