YPRS Editorial Services -

Kern Aerospace Consulting & Scientific Writing -

Technical Publishing e.K - Vilseck

Marketing & Publisher Group GbR - Aichwald

digital publishing - Munich

r hilary adcock, author -

NiCe Publishing Consulting GmbH - Wittingen

CCP Comtega Consulting & Publishing GmbH & Co. KG - Haidmühle

Open Publishing GmbH - Munich

Escondido Times-Advocate - Escondido, California