Schleh, E. C. (1955). Successful executive action: A practical course in getting executive results. Printice -Hall.
Цитирование в стиле Чикаго (17-е изд.)Schleh, E. C. Successful Executive Action: A Practical Course in Getting Executive Results. USA: Printice -Hall, 1955.
Цитирование MLA (9-е изд.)Schleh, E. C. Successful Executive Action: A Practical Course in Getting Executive Results. Printice -Hall, 1955.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.