Cita APA (7a ed.)

Michael Wilford and Associates. (1999). Michael Wilford and partners. [s.n.].

Cita Chicago Style (17a ed.)

Michael Wilford and Associates. Michael Wilford and Partners. [S.l.] (Bilbao : Imprenta Berekintza): [s.n.], 1999.

Cita MLA (9a ed.)

Michael Wilford and Associates. Michael Wilford and Partners. [s.n.], 1999.