MLA

Expert Meeting On Conservation of Acid Paper Material and the Use of Permanent Paper : Proceedings. Den Haag: CNC, 1992.

APA

(1992). Expert meeting on conservation of acid paper material and the use of permanent paper : proceedings. Den Haag: CNC.

Chicago

Expert Meeting On Conservation of Acid Paper Material and the Use of Permanent Paper: Proceedings. Den Haag: CNC, 1992.