Cita APA (7a ed.)

Beier, O., & Collart, A. (1959). Ex[lib]ris Albert Collart.

Cita Chicago Style (17a ed.)

Beier, Ottohans, y Albert Collart. Ex[lib]ris Albert Collart. [S. l, 1959.

Cita MLA (9a ed.)

Beier, Ottohans, y Albert Collart. Ex[lib]ris Albert Collart. 1959.