Powell, C. L., & Koltz, T. (2012). It worked for me: In life and leadership. Harperaudio.
Цитирование в стиле Чикаго (17-е изд.)Powell, Colin L., и Tony Koltz. It Worked for Me: In Life and Leadership. [United States]: Harperaudio, 2012.
Цитирование MLA (8-е изд.)Powell, Colin L., и Tony Koltz. It Worked for Me: In Life and Leadership. Harperaudio, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.