Παραπομπή σε μορφή APA (7η εκδ.)

Charles, C. (2018). 20/20 visions: Collaborative planning and placemaking. RIBA Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Charles, Campion. 20/20 Visions: Collaborative Planning and Placemaking. London: RIBA Publishing, 2018.

Παραπομπή σε μορφή MLA (8th εκδ.)

Charles, Campion. 20/20 Visions: Collaborative Planning and Placemaking. RIBA Publishing, 2018.