De Bernardo, Mark A. <br/><br/>
Lawyers' guide to state and federal drug-testing laws  including relevant workers' compensation and unemployment compensation statutory and case law : legislative and legal requirements in the private sector 
by Mark A. de Bernardo, Nancy N. Delogu ; Littler, Mendelson, Fastiff, Tichy & Mathiason. 
 - 5th ed. 
 - [Washington, D.C.] : Institute for a Drug-Free Workplace  c1996. 
 - 454 p.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Employees--States--Drug testing.--United States<br/>Derecho Laboral--Estados.--Estados Unidos<br/>Drogas y Empleo--Estados.--Estados Unidos<br/>Empleados--Estados--Pruebas de drogas.--Estados Unidos<br/>Labor laws and legislation--States.--United States<br/>Drugs and employment--States.--United States