Cita APA (7a ed.)

Bergeijk, H. v., & Mácel, O. (1998). Birkhäuser architectural guide Belgium, The Netherlands, Luxembourg: 20th century. Birkhäuser.

Cita Chicago Style (17a ed.)

Bergeijk, Herman van, y Otakar Mácel. Birkhäuser Architectural Guide Belgium, The Netherlands, Luxembourg: 20th Century. Basel [etc.]: Birkhäuser, 1998.

Cita MLA (9a ed.)

Bergeijk, Herman van, y Otakar Mácel. Birkhäuser Architectural Guide Belgium, The Netherlands, Luxembourg: 20th Century. Birkhäuser, 1998.