Cita APA (7a ed.)

Salwey, J. (1930). The art and practice of sketching: Its history and technique in all media. B.T. Batsford.

Cita Chicago Style (17a ed.)

Salwey, Jasper. The Art and Practice of Sketching: Its History and Technique in All Media. London: B.T. Batsford, 1930.

Cita MLA (9a ed.)

Salwey, Jasper. The Art and Practice of Sketching: Its History and Technique in All Media. B.T. Batsford, 1930.