Cita APA (7th ed.)

Avella, N. (2009). Paper engineering: 3D design techniques for a 2D material (Revised & extended edition.). RotoVisionSA.

Cita Chicago (17th ed.)

Avella, Natalie. Paper Engineering: 3D Design Techniques for a 2D Material. Revised & extended edition. Mies, Switzerland: RotoVisionSA, 2009.

Cita MLA (9th ed.)

Avella, Natalie. Paper Engineering: 3D Design Techniques for a 2D Material. Revised & extended edition. RotoVisionSA, 2009.