http://book.klll.cc/ebooks/author/58656.opds2025-09-24T22:42:00ZBooks by Franzen, Raymond (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-09-24T22:42:00Zhttps://book.klll.cc/ebooks/76891.opdsThe accomplishment ratio : A treatment of the inherited determinants of disparity in school productRaymond Franzen