International Committee for Animal Recording. Session, ProQuest (Firm), Dimitriadou, A., Guellouz, M., & Masconi, C. (2005). Performance recording of animals: State of the art 2004 : proceedings of the 34th Biennial Session of ICAR, Sousse, Tunisia, May 28-June 3, 2004. Wageningen: Wageningen Academic Publishers.

International Committee for Animal Recording. Session, ProQuest (Firm), A. Dimitriadou, M. Guellouz, and C. Masconi. Performance Recording of Animals: State of the Art 2004 : Proceedings of the 34th Biennial Session of ICAR, Sousse, Tunisia, May 28-June 3, 2004. Wageningen: Wageningen Academic Publishers, 2005.

International Committee for Animal Recording. Session, et al. Performance Recording of Animals: State of the Art 2004 : Proceedings of the 34th Biennial Session of ICAR, Sousse, Tunisia, May 28-June 3, 2004. Wageningen: Wageningen Academic Publishers, 2005.