Posledovatelno prilagane na usŭvŭrshenstvuvanii͡a︡ mekhanizŭm v selskoto stopanstvo.
Publisher: Nat͡s︡ionalen agrarno-promishlen sŭi͡u︡z, Selskostopanska akademii͡a︡
Published: 1984
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 101