APA (7th ed.) Citation

Valko, L. (1990). Essays on modern cooperation. University Microfilms International.

Chicago Style (17th ed.) Citation

Valko, Laszlo. Essays on Modern Cooperation. Ann Arbor: University Microfilms International, 1990.

MLA (9th ed.) Citation

Valko, Laszlo. Essays on Modern Cooperation. University Microfilms International, 1990.