Barnabas, B. (1984). Develop your power to deal with people. Parker Publishing.
Цитирование в стиле Чикаго (17-е изд.)Barnabas, Bentley. Develop Your Power to Deal with People. India: Parker Publishing, 1984.
Цитирование MLA (8-е изд.)Barnabas, Bentley. Develop Your Power to Deal with People. Parker Publishing, 1984.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.