Mieren van de Benelux

Hemipteres de France de Belgique, du Luxembourg et de Suisse

The Study of Stoneflies,Mayflies and Caddis Flies

Britsh bugs (Hemiptera)

A key to the adults of British lacewings and their allies

Illustrated key to the families of Springtails (Collembola)

Collecting Lacewings

Guide to the British Stonefly (Plecoptera)families

A Key to the Collembola (Springtails) of Britain

Haftenlarventabel

Die Zikaden Deutschlands

Planthoppers and Leafhoppers of Germany

Farbatlas Susswasserfauna Wirbellose

The Amazing World of Stick- and Leafinsects

Verspreidingsatlas Nederlandse kokerjuffers

The Mayflies of Europe

Guide to the adult caddisflies (Trichoptera)