APA (7e ed.) Bronvermelding

Não informado. (2019). Newsletter of the International Test Commission. International Test Commission.

Chicago (17e ed.) Bronvermelding

Não informado. Newsletter of the International Test Commission. [s.l.]: International Test Commission, 2019.

MLA (8e ed.) Bronvermelding

Não informado. Newsletter of the International Test Commission. International Test Commission, 2019.

Let op: Deze citaties zijn niet altijd 100% accuraat.