Manz, A. (2013). Trade secrets: Powerful strategies for volatile markets (Revised new ed.). Harriman House Publishing.
Citazione stile Chigago Style (17a edizione)Manz, Adrian. Trade Secrets: Powerful Strategies for Volatile Markets. Revised new ed. Hampshire, Eng.: Harriman House Publishing, 2013.
Citatione MLA (9a ed.)Manz, Adrian. Trade Secrets: Powerful Strategies for Volatile Markets. Revised new ed. Harriman House Publishing, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.