http://book.klll.cc/ebooks/author/56713.opds?sort_order=downloads 2025-09-19T10:23:04Z Books by Balla, Antal (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-09-19T10:23:04Z https://book.klll.cc/ebooks/author/56713.opds?sort_order=title Sort Alphabetically by Title 2025-09-19T10:23:04Z https://book.klll.cc/ebooks/author/56713.opds?sort_order=release_date Sort by Release Date 2025-09-19T10:23:04Z https://hu.wikipedia.org/wiki/Balla_Antal_(%C3%BAjs%C3%A1g%C3%ADr%C3%B3) See also: hu.wikipedia 2025-09-19T10:23:04Z https://book.klll.cc/ebooks/72527.opds A tömegek lélektana (Hungarian) Gustave Le Bon 2025-09-19T10:23:04Z https://book.klll.cc/ebooks/72549.opds A szociológia módszere (Hungarian) Émile Durkheim