Pilditch, J. (1961). The silent salesman: How to develop packing that sells. Business publications.
Citação norma ChicagoPilditch, James. The Silent Salesman: How to Develop Packing That Sells. London: Business publications, 1961.
Citação norma MLAPilditch, James. The Silent Salesman: How to Develop Packing That Sells. Business publications, 1961.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.