(15 classifications) (14 resources)
Biographical methods
(2)
Computer network resources (12) Data processing (1) Electronic textbooks (1) Exhibitions (1) Experiments. (3) History (7) |
Information services
(7)
Periodicals (7) Philosophy (1) Practice (1) Research (5) Societies, etc. (1) Study and teaching (18) Vocational guidance (2) |
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