Naukata i tekhnikata v sluzhba na progresa
Subtitle: preporŭchitelen bibliografski ukazatel.
Contributors: Okrŭzhna biblioteka "Aprilov-Palauzov."
Publisher: Okrŭzhna biblioteka "Aprilov-Palauzov"
Published: 1987
Place of publication: Gabrovo
Language: bul
Number of pages: 79
Subjects: Technological innovations -- Bibliography.; Technology -- Bibliography.; Science -- Bibliography.
Notes: Includes index.