Nicholson, T. (1994). Dear boss....fifty two ways to develop your staff. Excel.
Lua i Stíl Chicago (17ú heag.)Nicholson, Trish. Dear Boss....fifty Two Ways to Develop Your Staff. New Delhi: Excel, 1994.
Lua MLA (9ú heag.)Nicholson, Trish. Dear Boss....fifty Two Ways to Develop Your Staff. Excel, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.