P.S.I.U.P. (1946). Almanacco socialista 1946. Avanti.
Chicago Style (17th ed.) CitationP.S.I.U.P. Almanacco Socialista 1946. Avanti, 1946.
MLA (8th ed.) CitationP.S.I.U.P. Almanacco Socialista 1946. Avanti, 1946.
Warning: These citations may not always be 100% accurate.