Klaus Frey has written:
'Demokratie und Umweltschutz in Brasilien' -- subject(s): Democracy, Environmental conditions, Environmental policy, Environmental protection, Sustainable development
'Kommunale Umweltinformationssysteme' -- subject(s): Data processing, Environmental policy, Environmental protection, Information storage and retrieval systems
Joseph Frey has written: 'Diseases of the heart'
Eleonore Frey-Staiger has written: 'Grillparzer'
E. Frey has written: 'Versicherungswirtschaft in gemeinsamen Markt'
Edwin Frey has written: 'Der englische Kapitalmarkt'
Emil Frey has written: 'Versichern-aber richtig!'
Alfred Frey has written: 'Die Rechtsstellung des Verschollenen'
HILDEBRAND FREY has written: 'VISIONS OF SUSTAINABILITY: CITIES AND REGIONS'
Gottfried Frey has written: 'Public health services in Germany'
Albert R. Frey has written: 'Dictionary of numismatic names'
Erwin R. Frey has written: 'Heilen statt strafen?'
Klaus Richter has written: 'Schrecken'
Klaus Lerch has written: 'Bundesnotarordnung'