Usŭvŭrshenstvuvane na danŭcnata sistema v selskoto stopanstvo
By: Kiril Dami͡anov.
Series: Biblioteka Ikonomicheski znanii͡a po selsko stopanstvo
Publisher: Zemizdat
Published: 1975
Place of publication: Sofiĭa
Language: bul
Number of pages: 109
Notes: Includes bibliographical references.