UNEP/IOC guidelines on survey and monitoring of marine litter
Cheshire, A.; Adler, E. (2009). UNEP/IOC guidelines on survey and monitoring of marine litter. UNEP Regional Seas Reports and Studies, 186. Technical Series. Intergovernmental Oceanographic Commission = Série technique, 83. ISBN 978-92-807-3027-2. xii, 74 + appendices pp.
Part of: UNEP Regional Seas Reports and Studies. UNEP: Geneva. ISSN 1014-8647