http://book.klll.cc/ebooks/author/44059.opds?sort_order=release_date 2025-11-18T23:06:42Z Books by Palmer, Harold E. Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-18T23:06:42Z https://en.wikipedia.org/wiki/Harold_E._Palmer See also: en.wikipedia 2025-11-18T23:06:42Z https://book.klll.cc/ebooks/46961.opds The Principles of Language-Study Harold E. Palmer