Text ( visual ) : unmediated Esperienze e problemi del movimento socialista fra le due guerre mondiali / scritti di A. Agosti ... [et al.]. -- Milano : Franco Angeli , c1987. -- 341 p. ; 22 cm. -- (Fondazione Feltrinelli quaderni ; 34). -- Bibliography: p. 341. -- ISBN 8820423804 ; (BA04389761) ; https://ci.nii.ac.jp/ncid/BA04389761 Author Heading(s): Agosti, Aldo. -- Classification(s): LCC : H7 ; LCC : HX288. -- Subject Heading(s): LCSH : Communism -- Italy -- History -- 20th century -- Congresses ; LCSH : Socialism -- Italy -- History -- 20th century -- Congresses