Lesikar, R. V., Pettit, J. D., & Flatley, M. E. (1996). Lesikar's basic business communication (7th ed.). Irwin.
Citazione stile Chigago Style (17a edizione)Lesikar, Raymond Vincent, John D. Pettit, e Marie Elizabeth Flatley. Lesikar's Basic Business Communication. 7th ed. Chicago: Irwin, 1996.
Citatione MLA (9a ed.)Lesikar, Raymond Vincent, et al. Lesikar's Basic Business Communication. 7th ed. Irwin, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.