APA (7e ed.) Bronvermelding
Gardiner, T. (2016). Teaching mathematics at secondary level. Open Book Publishers.
Chicago (17e ed.) Bronvermelding
Gardiner, Tony. Teaching Mathematics at Secondary Level. Cambridge, UK: Open Book Publishers, 2016.
MLA (9e ed.) Bronvermelding
Gardiner, Tony. Teaching Mathematics at Secondary Level. Open Book Publishers, 2016.
Let op: Deze citaties zijn niet altijd 100% accuraat.