APA (7e ed.) Bronvermelding

Não informado. (1920). Mineralogical Abstracts. Mineralogical Society of Great Britain.

Chicago (17e ed.) Bronvermelding

Não informado. Mineralogical Abstracts. London: Mineralogical Society of Great Britain, 1920.

MLA (8e ed.) Bronvermelding

Não informado. Mineralogical Abstracts. Mineralogical Society of Great Britain, 1920.

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