Lando, O., & Beale, H. (2000). Principles of European Contract Law: Parts I and II (1a. ed.). Kluwer Law International.

Lando, Ole, and Hugh Beale. Principles of European Contract Law: Parts I and II. 1a. ed. La Haya: Kluwer Law International, 2000.

Lando, Ole, and Hugh Beale. Principles of European Contract Law: Parts I and II. 1a. ed. Kluwer Law International, 2000.