Misli za prirodata
By: predgovor Nikolaĭ Khaĭtov ; ili͡u︡strat͡s︡ii Boris Dimovski ; [sŭstaviteli, Elena Chuparova, Gancho Draganov].
Edition: 1. izs.
Publisher: Izd-vo na Otechestvenii͡a︡ front
Published: 1978
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 151