Cita APA (7th ed.)

Nicolaus, K., & Westphal, C. (1999). The restauration [i.e. restoration] of paintings. Konemann.

Cita Chicago (17th ed.)

Nicolaus, Knut, i Christine Westphal. The Restauration [i.e. Restoration] of Paintings. Cologne: Konemann, 1999.

Cita MLA (9th ed.)

Nicolaus, Knut, i Christine Westphal. The Restauration [i.e. Restoration] of Paintings. Konemann, 1999.