Hardcover
References ^ (2012). Fish Catching Methods Of The W ISBN 9780852382806 (revised Dec 2013)^ Otto Gabriel (2012). 9780852382806, Blackwell. Wiki. ISBN 9780852382806 (revised Nov 2012)^ Fish Catching Methods of the World (2005, Hardcover, Revised edition) ISBN 9780852382806 (revised Apr 2021)