Toronto-APL兴趣小组<English> APL技巧数据库等资源。 www.torontoapl.org 8. COBOL Portal冷门语言news training, and career information0 次访问0报告问题访问网站
COBOL Programming<English> contains programming exercises, tutorials, and links www.csis.ul.ie/COBOL 13. eiffel.com冷门语言