1. http://dantri.com.vn/talk-2-language-link/tu-duy-phan-bien-critical-thinking-ky-nang-trong-tieng-anh-hoc-thuat-759120.htm
2. http://www.globaledu.com.vn/thong-tin-chi-tiet/1933/luyen-tap-tu-duy-phe-phan-critical-thinking
3. https://www.facebook.com/notes/bui-binh/%C4%91%E1%BB%8Dc-s%C3%A1ch-c%C3%B9ng-b%E1%BA%A1n-critical-thinking-for-students/10151949941113375
2. http://www.globaledu.com.vn/thong-tin-chi-tiet/1933/luyen-tap-tu-duy-phe-phan-critical-thinking
3. https://www.facebook.com/notes/bui-binh/%C4%91%E1%BB%8Dc-s%C3%A1ch-c%C3%B9ng-b%E1%BA%A1n-critical-thinking-for-students/10151949941113375