Παραπομπή σε μορφή APA (7η εκδ.)

Sy, N. W. (2010). On the octagonal drawings of a class of 2-4 plane graphs with bends and with prescribed face areas.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sy, Natalie W. On the Octagonal Drawings of a Class of 2-4 Plane Graphs with Bends and with Prescribed Face Areas. 2010.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sy, Natalie W. On the Octagonal Drawings of a Class of 2-4 Plane Graphs with Bends and with Prescribed Face Areas. 2010.