1. 1988 Directory of Hotel and Motel Systems;American Hotel and Motel Directory Corporation,1988
2. Desperately seeking workers;Bacas;Nation's Business,1988
3. The human resource, a value whose time has come;Bosselman,1988
4. Human capital; the decline of America's work force;Business Week,1988
5. The labor crisis: looking for solutions;Carlino;Nation's Restaurant News,1988