Hay, E. N. (1971). The best of men and management: A collection of essays on the serious concerns facing manament. Edward N. Hay and Associates.
Lua i Stíl Chicago (17ú heag.)Hay, Edward N. The Best of Men and Management: A Collection of Essays on the Serious Concerns Facing Manament. Edward N. Hay and Associates, 1971.
Lua MLA (9ú heag.)Hay, Edward N. The Best of Men and Management: A Collection of Essays on the Serious Concerns Facing Manament. Edward N. Hay and Associates, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.