Stephenson, J. (1979). Principles and Practice of Commercial Correspondance (3rd ed.). wheeler.
Chicago-стиль цитированияStephenson, James. Principles and Practice of Commercial Correspondance. 3rd ed. Allahabad: wheeler, 1979.
MLA-цитированиеStephenson, James. Principles and Practice of Commercial Correspondance. 3rd ed. wheeler, 1979.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.