Department of Replenishment and development with the following subsections
a/ replenishment
b/ accounting
c/ exchange, donation and warehouse
d/ library of foreign organization
e/ catalogue
f/ classification and substantial
g/ press development
h/ log in of the new literature

Book depository with the following subsections
a/ protection of literature
b/ hygiene and restoration

Subscriber's Department with its Subsections
a/ readers' subscription
b/ readers' service
c/ inter-library subscribers'

Computer Services and Automatization

Social Sciences Department with its Subsections
a/ Social Sciences Reading Hall
b/ Philological Sciences Reading Hall
c/ Social Sciences Study
d/ Press Reading Hall

Technical and Natural Sciences with its Subsections
a/ Technical Sciences Reading Hall
b/ Natural Sciences Reading Hall
c/ Technical Sciences Study
d/ Natural Sciences Study

Antiquated and Rare Literature with its Subsections
a/ Special Literature
b/ Greek Science

Informational Bibliography