APA (7e ed.) Bronvermelding

Não informado. (1975). Bulletin of number theory and related topics. Universidad de El Salvador.

Chicago (17e ed.) Bronvermelding

Não informado. Bulletin of Number Theory and Related Topics. Buenos Aires: Universidad de El Salvador, 1975.

MLA (8e ed.) Bronvermelding

Não informado. Bulletin of Number Theory and Related Topics. Universidad de El Salvador, 1975.

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