APA (7e ed.) Bronvermelding

Não informado. (2017). Proceedings. American Society for Testing Materials.

Chicago (17e ed.) Bronvermelding

Não informado. Proceedings. Philadelphia, Pa: American Society for Testing Materials, 2017.

MLA (8e ed.) Bronvermelding

Não informado. Proceedings. American Society for Testing Materials, 2017.

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