An empirical investigation of factors related to the drug-free workplace for general contractors
By: by Richard J. Coble
Published: 1992
Language: eng
Number of pages: 199
Subjects: Construction workers; Drug testing; Drugs and employment; Research
Notes: Typescript.

Vita.

Thesis (Ph. D.)--University of Florida, 1992.

Includes bibliographical references (leaves 191-197).