Cita APA

Gracey, J. F., Collins, D. S., & Huey, R. J. (2009). Meat hygiene .Ed.10. Elsevier.

Chicago Edition Citation

Gracey, J F., D S. Collins, i R J. Huey. Meat Hygiene .Ed.10. U.P: Elsevier, 2009.

Cita MLA

Gracey, J F., et al. Meat Hygiene .Ed.10. Elsevier, 2009.