APA (7e ed.) Bronvermelding

Não informado. (2012). Communicator. National Association of Elementary School Principals.

Chicago (17e ed.) Bronvermelding

Não informado. Communicator. Alexandria, Va: National Association of Elementary School Principals, 2012.

MLA (8e ed.) Bronvermelding

Não informado. Communicator. National Association of Elementary School Principals, 2012.

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