Style de citation APA (7e éd.)

Heintze, I. (1963). The Organization of the small public library. Unesco.

Style de citation Chicago (17e éd.)

Heintze, Ingeborg. The Organization of the Small Public Library. Paris: Unesco, 1963.

Style de citation MLA (9e éd.)

Heintze, Ingeborg. The Organization of the Small Public Library. Unesco, 1963.