APA (7e ed.) Bronvermelding

Não informado. (1958). Stockholm contributions in geology. Stockholm University.

Chicago (17e ed.) Bronvermelding

Não informado. Stockholm Contributions in Geology. Stockholm: Stockholm University, 1958.

MLA (8e ed.) Bronvermelding

Não informado. Stockholm Contributions in Geology. Stockholm University, 1958.

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