APA (7th ed.) Citation

Brummel, L. (1956). Union catalogues, their problems and organization. UNESCO.

Chicago Style (17th ed.) Citation

Brummel, Leendert. Union Catalogues, Their Problems and Organization. [Paris]: UNESCO, 1956.

MLA (9th ed.) Citation

Brummel, Leendert. Union Catalogues, Their Problems and Organization. UNESCO, 1956.

Warning: These citations may not always be 100% accurate.