Metodika na polskii͡a opit
By: Varvari Barov, Ĭordan Shanin
Publisher: Izd-vo na Bŭlgarskata akademii͡a na naukite
Published: 1965
Place of publication: Sofii͡a
Language: bul
Number of pages: 323
Notes: At head of title: Akademii͡a na selskostopanskite nauki. Institut po pochvoznanie "N. Pushkarov."

Bibliography: p. 319-321.