Pakrok jako idea a společenská skutečnost
Subtitle: (sociologická studie) = Progress as idea and as social fact
By: Karel Galla.
Series: Práce z vědeckých ústavů -- 26; Práce z vědeckých ústavů -- 26.
Publisher: Nákl. Filosofické Fakulty Univ. Karlovy
Published: 1930
Place of publication: V Praze
Subjects: Progress.; Sociology.
Other titles: Progress as idea and as social fact