Παραπομπή σε μορφή APA (7η εκδ.)

López, S. C., & Muntaner-Batle, F. A. (2017). Graceful, Harmonious and Magic Type Labelings: Relations and Techniques. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

López, Susana C., και Francesc A. Muntaner-Batle. Graceful, Harmonious and Magic Type Labelings: Relations and Techniques. Cham: Springer International Publishing : Imprint: Springer, 2017.

Παραπομπή σε μορφή MLA (8th εκδ.)

López, Susana C., και Francesc A. Muntaner-Batle. Graceful, Harmonious and Magic Type Labelings: Relations and Techniques. Springer International Publishing : Imprint: Springer, 2017.