APA (7th ed.) Citation

Heintze, I. (1963). The organization of the small public library. UNESCO.

Chicago Style (17th ed.) Citation

Heintze, I. The Organization of the Small Public Library. Paris: UNESCO, 1963.

MLA (9th ed.) Citation

Heintze, I. The Organization of the Small Public Library. UNESCO, 1963.

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