National Association of Industrial Teacher Educators & Williams, W. A. (1963). Accident prevention manual for shop teachers: A professional publication of the National Association of Industrial Teacher Educators. American Technical Society.
Citazione stile Chigago Style (17a edizione)National Association of Industrial Teacher Educators e William Andrew Williams. Accident Prevention Manual for Shop Teachers: A Professional Publication of the National Association of Industrial Teacher Educators. Chicago: American Technical Society, 1963.
Citatione MLA (9a ed.)National Association of Industrial Teacher Educators e William Andrew Williams. Accident Prevention Manual for Shop Teachers: A Professional Publication of the National Association of Industrial Teacher Educators. American Technical Society, 1963.