Wellford, W. H. (1988). The advocacy gap in government regulation of food and chemicals. Garland.
Chicago-Zitierstil (17. Ausg.)Wellford, William H. The Advocacy Gap in Government Regulation of Food and Chemicals. New York u.a: Garland, 1988.
MLA-Zitierstil (9. Ausg.)Wellford, William H. The Advocacy Gap in Government Regulation of Food and Chemicals. Garland, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.