APA (7th ed.) Citation

Opie, J., & Bosshard, M. (2003). Portraits. codax publ. [u.a.].

Chicago Style (17th ed.) Citation

Opie, Julian, and Markus Bosshard. Portraits. Zürich: codax publ. [u.a.], 2003.

MLA (8th ed.) Citation

Opie, Julian, and Markus Bosshard. Portraits. codax publ. [u.a.], 2003.