1. Drug abuse: The workplace issues;American Management Association,1987
2. Multiple regression in practice;Berry,1985
3. An employer ‘quick fix’: employee testing for drugs;Dees;Management Solutions,1986
4. The relationship between workplace accident rates and drug and alcohol abuse: The unproven hypothesis;Feinauer;Labor Studies Joumal,1990
5. The extent and nature of substance use testing in industry;Feinauer,1990