APA (7e ed.) Bronvermelding

Epstein, E. (1963). The first book of the United Nations (2nd rev. ed.). Watts F.

Chicago (17e ed.) Bronvermelding

Epstein, Edna. The First Book of the United Nations. 2nd rev. ed. [S.l.]: Watts F, 1963.

MLA (9e ed.) Bronvermelding

Epstein, Edna. The First Book of the United Nations. 2nd rev. ed. Watts F, 1963.