Citazione Stile APA (7a Edizione)

Ruane, A., Krebber, G., & Hoffmann, L. (2011). Gereon Krebber: Here today, gone tomorrow. Kerber [u.a.].

Citazione stile Chigago Style (17a edizione)

Ruane, Aoife, Gereon Krebber, e Leni Hoffmann. Gereon Krebber: Here Today, Gone Tomorrow. Bielefeld [u.a.]: Kerber [u.a.], 2011.

Citatione MLA (8a ed.)

Ruane, Aoife, et al. Gereon Krebber: Here Today, Gone Tomorrow. Kerber [u.a.], 2011.