http://book.klll.cc/ebooks/author/6371.opds?sort_order=release_date 2025-11-15T00:02:38Z Books by Polén, Rietrik Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-15T00:02:38Z https://fi.wikipedia.org/wiki/Rietrikki_Pol%C3%A9n See also: fi.wikipedia 2025-11-15T00:02:38Z https://book.klll.cc/ebooks/15908.opds Johdanto Suomen kirjallishistoriaan (Finnish) Rietrik Polén