APA (7th ed.) Citation

Poultry Science Symposium Bristol, England, & Perry, G. C. (2004). Welfare of the laying hen. CABI. https://doi.org/10.1079/9780851998138.0000

Chicago Style (17th ed.) Citation

Poultry Science Symposium Bristol, England, and G. C. Perry. Welfare of the Laying Hen. Wallingford, Oxfordshire, UK: CABI, 2004. https://doi.org/10.1079/9780851998138.0000.

MLA (9th ed.) Citation

Poultry Science Symposium Bristol, England, and G. C. Perry. Welfare of the Laying Hen. CABI, 2004. https://doi.org/10.1079/9780851998138.0000.