Self-testing coloured discs for practical work in envelope as insert.
Previous ed.: 1973.
Includes the text of the International Regulations for Preventing Collisions at Sea 1972 and extracts from official publications.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
The mariners' highway code by Daniel Raymond Derrett. ISBN 0540072877. Published by Stanford Maritime in 1977. Publication and catalogue information, links to buy online and reader comments.
