Cita APA (7th ed.)

ebrary, Inc, Birke, L. I. A., & Hockenhull, J. (2012). Crossing boundaries: Investigating human-animal relationships. Brill.

Cita Chicago (17th ed.)

ebrary, Inc, Lynda I. A. Birke, i Jo Hockenhull. Crossing Boundaries: Investigating Human-animal Relationships. Leiden ; Boston: Brill, 2012.

Cita MLA (9th ed.)

ebrary, Inc, et al. Crossing Boundaries: Investigating Human-animal Relationships. Brill, 2012.