Instruction and study (1) Boundaries (1) Databases (1) Assaying (1) Communication (1) Periodicals (1) Methods (1) Periodicals (1) Fiction (1) Databases (1) Hypertext systems (1) Wealth (1) Time (1) Thesauri (1) Statutes (1) Science and state (1) Possibility (1) Observatories (1) Machine-readable bibliographic data (1) Literature (1) Informers (1) Evidence (1) Europeans (1) Employment (Economic theory) (1) Diplomatics (1) Counting (1) Communication in science (1) Authors (1) Methods (1) Management (1)