Cita APA (7th ed.)

Tuttle, R., & Verna, G. (1979). List of drawing material of Richard Tuttle & appendices: Hrsg.: Gianfranco Verna. Krauthammer.

Cita Chicago (17th ed.)

Tuttle, Richard, i Gianfranco Verna. List of Drawing Material of Richard Tuttle & Appendices: Hrsg.: Gianfranco Verna. Zürich: Krauthammer, 1979.

Cita MLA (8th ed.)

Tuttle, Richard, i Gianfranco Verna. List of Drawing Material of Richard Tuttle & Appendices: Hrsg.: Gianfranco Verna. Krauthammer, 1979.