Cita APA (7a ed.)

Ellwood, G. M. (1927). The art of pen drawing: A manual for students illustrators and commercial artists. B. T. Batsford.

Cita Chicago Style (17a ed.)

Ellwood, G. Montague. The Art of Pen Drawing: A Manual for Students Illustrators and Commercial Artists. London: B. T. Batsford, 1927.

Cita MLA (9a ed.)

Ellwood, G. Montague. The Art of Pen Drawing: A Manual for Students Illustrators and Commercial Artists. B. T. Batsford, 1927.