APA (7th ed.) Citation

Biblioteca Bergnes de las Casas (Biblioteca de Catalunya). (1915). Penrose's annual: The year's progress in the graphic arts. Percy Lund Humphries.

Chicago Style (17th ed.) Citation

Biblioteca Bergnes de las Casas (Biblioteca de Catalunya). Penrose's Annual: The Year's Progress in the Graphic Arts. London: Percy Lund Humphries, 1915.

MLA (9th ed.) Citation

Biblioteca Bergnes de las Casas (Biblioteca de Catalunya). Penrose's Annual: The Year's Progress in the Graphic Arts. Percy Lund Humphries, 1915.

Warning: These citations may not always be 100% accurate.