TY  - BOOK
AU  - Victor Rajamanickam,G.
AU  - Subbarayalu,V.
TI  - History of traditional navigation
SN  - 8170901227
U1  - 623.8909454 
PY  - 1988///
CY  - Thanjavur
PB  - Tamil university
KW  - Navigation
KW  - India
KW  - History
KW  - Navalart and science
N1  - Bibliography: p.187-188
ER  -