APA (7th ed.) Citation

Zeuthen, F. (1955). Economic theory and method. Longmans.

Chicago Style (17th ed.) Citation

Zeuthen, F. Economic Theory and Method. Londres: Longmans, 1955.

MLA (9th ed.) Citation

Zeuthen, F. Economic Theory and Method. Longmans, 1955.

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