Hayes, D. K., & Ninemeier, J. D. (2009). Human resources management in the hospitality industry. Wiley.
Lua i Stíl Chicago (17ú heag.)Hayes, David K., agus Jack D. Ninemeier. Human Resources Management in the Hospitality Industry. Hoboken, N.J: Wiley, 2009.
Lua MLA (9ú heag.)Hayes, David K., agus Jack D. Ninemeier. Human Resources Management in the Hospitality Industry. Wiley, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.