Centre for Development of Teaching and Learning at NUS. (2003). Ideas on teaching. CDTL at National University of Singapore.
Chicago-referens (17:e uppl.)Centre for Development of Teaching and Learning at NUS. Ideas on Teaching. Singapore: CDTL at National University of Singapore, 2003.
MLA-referens (9:e uppl.)Centre for Development of Teaching and Learning at NUS. Ideas on Teaching. CDTL at National University of Singapore, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.