Demografski plashtanii︠a︡ za det︠s︡a
By: Ivan Karanovski
Edition: 1. izd
Series: Bŭlgarski schetovoditel -- 4
Publisher: Obedinena red. za knigi i period. "Misŭl"
Published: 1996
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 111