Popenoe, J. (1975). Summerhill: [una experiencia pedagógica revolucionaria] (3a ed.). Laia.
Chicago Style (17th ed.) CitationPopenoe, Joshua. Summerhill: [una Experiencia Pedagógica Revolucionaria]. 3a ed. Barcelona: Laia, 1975.
MLA (9th ed.) CitationPopenoe, Joshua. Summerhill: [una Experiencia Pedagógica Revolucionaria]. 3a ed. Laia, 1975.
Warning: These citations may not always be 100% accurate.