Cita APA (7th ed.)

Felix, R. P., & Sales, R. E. R. (1999). Origami and crystallography. Matimya's Matematika.

Cita Chicago (17th ed.)

Felix, Rene P., i Reamar Eileen R. Sales. "Origami and Crystallography." Matimya's Matematika 1999.

Cita MLA (9th ed.)

Felix, Rene P., i Reamar Eileen R. Sales. "Origami and Crystallography." Matimya's Matematika, 1999.