Gregory, R. (2007). Water Colour: Bridge, Coimbra, Portugal : Architekt: Cecil Balmond/Agu. The Architectural Review.
Chicago-Zitierstil (17. Ausg.)Gregory, Rob. "Water Colour: Bridge, Coimbra, Portugal : Architekt: Cecil Balmond/Agu." The Architectural Review 2007.
MLA-Zitierstil (8. Ausg.)Gregory, Rob. "Water Colour: Bridge, Coimbra, Portugal : Architekt: Cecil Balmond/Agu." The Architectural Review, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.