Citazione Stile APA (7a Edizione)

W. & F.C. Bonham & Sons & Dryden, E. (1987). The Ernst Dryden Archive: Which will be sold at auction by Bonhams on Wednesday, December 2nd, 1987. W. & F.C. Bonham & Sons Ltd.

Citazione stile Chigago Style (17a edizione)

W. & F.C. Bonham & Sons e Ernst Dryden. The Ernst Dryden Archive: Which Will Be Sold at Auction by Bonhams on Wednesday, December 2nd, 1987. London: W. & F.C. Bonham & Sons Ltd, 1987.

Citatione MLA (8a ed.)

W. & F.C. Bonham & Sons e Ernst Dryden. The Ernst Dryden Archive: Which Will Be Sold at Auction by Bonhams on Wednesday, December 2nd, 1987. W. & F.C. Bonham & Sons Ltd, 1987.