Efektivnost na selskostopanskoto proizvodstvo
Subtitle: [v NRB : izsledvane]
By: Ivan Velev.
Edition: 1. izd.
Publisher: Partizdat
Published: 1979
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 179
Subjects: Agricultural productivity -- Bulgaria.; Agriculture -- Economic aspects -- Bulgaria.
Notes: Includes bibliographical references.