Guides to the Freshwater Invertebrates of Southern Africa. Volume 9: Diptera

February 2003, Water Research Commission, Pretoria, South Africa. Ring-bound, soft cover, 200 pages. WRC Report No. TT 201/02; ISBN 978-1-86845-900-1; price R100.00 (South Africa), US$50.00 (international). Obtainable from the Water Research Commission, Private Bag X03, Gezina, Pretoria 0031, South Africa, or orders@wrc.org.za