Usŭvŭrshenstvuvane na dogovornata sistema v NAPS
By: Angel Shishkov, Stoi͡a︡n Kushlev, Emil Kalŭpov ; pod otgovornata redakt͡s︡ii͡a︡ Angel Shishkov.
Contributors: Kushlev, Stoi͡a︡n.; Kalŭpov, Emil.
Edition: 1. izd.
Publisher: Zemizdat
Published: 1982
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 142
Subjects: Contracts, Agricultural -- Bulgaria.
Notes: Includes bibliographical references.