Gaya APA
Tetley, L., Calcutt, D.
(2001).
Electronic Navigation Systems Third Edition
(
Ed. 3)
.
United Kingdom:
Routldge.
Gaya MLA
Tetley, L., Calcutt, D..
"Electronic Navigation Systems Third Edition".
Ed. 3
United Kingdom:
Routldge,
2001.
Text.