APA (7e ed.) Bronvermelding
ProQuest (Firm). (2013). Teachers for the 21st century: Using evaluation to improve teaching. OECD.
Chicago (17e ed.) Bronvermelding
ProQuest (Firm). Teachers for the 21st Century: Using Evaluation to Improve Teaching. [Paris]: OECD, 2013.
MLA (9e ed.) Bronvermelding
ProQuest (Firm). Teachers for the 21st Century: Using Evaluation to Improve Teaching. OECD, 2013.
Let op: Deze citaties zijn niet altijd 100% accuraat.