Rabota s kopii͡a︡ta ot informat͡s︡ionni iztochnit͡s︡i v nauchno-tekhnicheskite biblioteki
By: [redaktor N. Petkanchin].
Contributors: Petkanchin, N.; T͡S︡entralen institut za nauchna i tekhnicheska informat͡s︡ii͡a︡.
Publisher: T͡S︡entr. in-t za nauch. i tekhn. informat͡s︡ii͡a︡
Published: 1981
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 17
Subjects: Photocopying services in libraries -- Bulgaria.
Notes: Includes bibliographical references.
Cover title.