Cita APA (7a ed.)

Halpern, G. M. (1953). A workbook for the graphic arts. Ameican Technical Society.

Cita Chicago Style (17a ed.)

Halpern, George Martin. A Workbook for the Graphic Arts. Chicago: Ameican Technical Society, 1953.

Cita MLA (9a ed.)

Halpern, George Martin. A Workbook for the Graphic Arts. Ameican Technical Society, 1953.