APA (7th ed.) Citation

Jespersen, O. (1904). How to teach a foreign language (1a ed.). George Allen & Unwin.

Chicago Style (17th ed.) Citation

Jespersen, Otto. How to Teach a Foreign Language. 1a ed. London: George Allen & Unwin, 1904.

MLA (8th ed.) Citation

Jespersen, Otto. How to Teach a Foreign Language. 1a ed. George Allen & Unwin, 1904.

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