Citazione Stile APA (7a Edizione)
Level, D. A., & Galle, W. P. (1980). Business communications: Theory and practice. Business Publications.
Citazione stile Chigago Style (17a edizione)
Level, Dale A., e William P. Galle. Business Communications: Theory and Practice. Dallas, Tex.: Business Publications, 1980.
Citatione MLA (9a ed.)
Level, Dale A., e William P. Galle. Business Communications: Theory and Practice. Business Publications, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.