Global navigation: a GPS user`s guide.
Ackroyd, N.
Global navigation: a GPS user`s guide. - 2nd ed. - London LLP Limited 1994 - xxii,196p. : ill. ; 30cm .
1850445176
GLOBAL NAVIGATION
GLOBAL POSITIONING SYSTEMS
SATELLITE SURVEYING
526.9823
Global navigation: a GPS user`s guide. - 2nd ed. - London LLP Limited 1994 - xxii,196p. : ill. ; 30cm .
1850445176
GLOBAL NAVIGATION
GLOBAL POSITIONING SYSTEMS
SATELLITE SURVEYING
526.9823