CROSBY PHILIP B. (1992). ETERNALLY SUCCESSFUL ORGANIZATION: THE ART OF CORPORATE WELLNESS. MENTOR BOOKS.
Dyfyniad Arddull ChicagoCROSBY PHILIP B. ETERNALLY SUCCESSFUL ORGANIZATION: THE ART OF CORPORATE WELLNESS. NEW YORK: MENTOR BOOKS, 1992.
Dyfyniad MLACROSBY PHILIP B. ETERNALLY SUCCESSFUL ORGANIZATION: THE ART OF CORPORATE WELLNESS. MENTOR BOOKS, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.