APA (7e ed.) Bronvermelding

Não informado. (1968). Gold bulletin: Research on gold ant its applications in industry. International Gold Corporation.

Chicago (17e ed.) Bronvermelding

Não informado. Gold Bulletin: Research on Gold Ant Its Applications in Industry. Marshalltown, Africa do Sul: International Gold Corporation, 1968.

MLA (8e ed.) Bronvermelding

Não informado. Gold Bulletin: Research on Gold Ant Its Applications in Industry. International Gold Corporation, 1968.

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