John T. Willig

Auditing for environmental quality leadership : beyond compliance to environmental excellence

John T. Willig, Environmental Auditing Roundtable, 1995 .

Designing urethane leak test seals

John T. Willig, 1993 .

Moving ahead with ISO 14000 : improving environmental management and advancing sustainable development

John T. Willig, Philip A. Marcus, Philip A. Marcus, 1997 .