Polʹskaia Harodnaia Respublika
Subtitle: 30 let po puti sotsializma
By: [By] P.K.Kostikov
Series: Novoe v zhizni, nauke, tekhnike. Serii͡a Mezhdunarodnai͡a -- 6; Novoe v zhizni, nauke, tekhnike -- 6
Publisher: Znanie
Published: 1974
Place of publication: Moskva
Language: rus
Number of pages: 61