Transportnoto obsluzhvane na naselenieto--na nivoto na sŭvremennite iziskvanii͡a︡
Subtitle: materiali ot Nat͡s︡ionalnoto sŭveshtanie, provedeno v gr. Sofii͡a︡ na 22.III.1977 god.
Publisher: [s.n.]
Published: 1977
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 34