Kolichestveni metodi za izuchavane na knizhnite fondove
By: Opit za statist.-matemat. analiz na fondovete na Sofiiskata gr. bibl. (Red. Khr. Khadzhikhristov i N. Taskov).
Publisher: Nar. bibl. Kiril i Metodii
Published: 1970
Place of publication: Sofiia
Language: rus
Number of pages: 143
Subjects: Libraries -- Bulgaria.; Acquisitions (Libraries) -- Bulgaria.
Notes: Bibliography: p. 130-[133].
At head of title: Narodna biblioteka "Kiril i Metodii". Nauchno-metodichen otdel. Mikhail A. Stanchev.
Summary in Russian and French.