TY  - BOOK
AU  - Frost,A.
TI  - Practical navigation for officers of the watch / 
SN  - 9780851747071 
U1  - 623.89 23
PY  - 2006///.
CY  - Glasgow : 
PB  - Brown, Son & Ferguson, Ltd., 
KW  - Żegluga -- poradniki.
ER  -