APA (7th ed.) Citation

Nunn, T. P. S. (1949). Education: Its data and first principles (3η έκδ.). Edward Arnold.

Chicago Style (17th ed.) Citation

Nunn, T. Percy Sir. Education: Its Data and First Principles. 3η έκδ. London: Edward Arnold, 1949.

MLA (8th ed.) Citation

Nunn, T. Percy Sir. Education: Its Data and First Principles. 3η έκδ. Edward Arnold, 1949.