W. Wirtz

Impact of office automation in the insurance industry

W. Wirtz, 1966 .

On Further Examination: Report of the Advisory Panel on the Scholastic Aptitude Test Score Decline

W. Wirtz, H. Howe, 1977 .

The boundless resource : a prospectus for an education-work policy

W. Wirtz, 1975 .

U.S. Department of Labor

W. Wirtz, Willard Wirtz, 1998 .