Cita APA (7th ed.)

Becher, B., & Becher, H. (1993). Gasbehälter: Bernd & Hilla Becher. Schirmer/Mosel.

Cita Chicago (17th ed.)

Becher, Bernd, i Hilla Becher. Gasbehälter: Bernd & Hilla Becher. München [u.a.]: Schirmer/Mosel, 1993.

Cita MLA (8th ed.)

Becher, Bernd, i Hilla Becher. Gasbehälter: Bernd & Hilla Becher. Schirmer/Mosel, 1993.