Mathematics Natural Science Technology and Medicine

Biology
General Lexicons History and Vocation, Zoology, Basics, Biochemistry and Biophysics, Botany, Ecology, Genetics and Gene Technology, Laymens Books, Other,

Chemistry
Inorganic Chemistry, Organic Chemistry, Physical Chemistry, General Lexicons History and Vocation, Laymens Books, Other, Theoretical Chemistry,

Computer Science EDP
Computer Games, Computer Science, General Lexicons History and Vocation, Operating Systems and User Interfaces, Other, Application Software, Data Communications Networks and Mailboxes, Hardware, Programming Languages,

Earth Sciences and Geography
Geography, Mineralogy Petrography, General Lexicons History and Vocation, Geology, Laymens Books, Other, Palaeontology,

Engineering and Technology
Chemical Engineering, Electronics ElectroTechnology and Information Technology, Building and Environmental Technology, General Technology Reference and History, Heating Energy and Power Station Technology, Laymens Books, Mining and Metallurgy, Other Technologies, Production Engineering,

Mathematics
Analysis, General Lexicons History and Vocation, Arithmetic and Algebra, Fundamentals, Geometry, Laymens Books, Other, Probability Theory and Statistics, Topology,

Medicine and Pharmacology
Internal Medicine, Veterinary Medicine, Dentistry and Oral Medicine, General Lexicons History and Vocation, General Medicine Diagnosis and Therapy, Medical Advisors, Natural Alternative Medicine and Homeopathy, Other Branches, Pharmaceutical and Toxicology,

Natural History
General,

Physics and Astronomy
Astronomy, General Lexicons History and Vocation, Mechanics and Acoustics, Atomic Nuclear and Molecular Physics, Electricity Magnetism and Optics, Laymens Books, Other, Theoretical Physics, Thermodynamics,