Cita APA (7th ed.)
Jack L. (2013). Pluck And Pertinacity. Лань.
Cita Chicago (17th ed.)Jack L. Pluck And Pertinacity. Санкт-Петербург: Лань, 2013.
Cita MLA (8th ed.)Jack L. Pluck And Pertinacity. Лань, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.