Cita APA (7a ed.)

Karow, P., & Unger, G. (1994). Font technology: Methods and tools. Springer.

Cita Chicago Style (17a ed.)

Karow, Peter, y Gerard Unger. Font Technology: Methods and Tools. Berlin [etc.]: Springer, 1994.

Cita MLA (9a ed.)

Karow, Peter, y Gerard Unger. Font Technology: Methods and Tools. Springer, 1994.