Tietueen sitaatit
APA-viiteTrevor-Roper, H., Harrison, E. t., & Howard, M. (2020). The secret world: Behind the curtain of British intelligence in world war II and the cold war ([New edition].). Bloomsbury Academic.
Chicago-tyylinen lähdeviittausTrevor-Roper, Hugh, Edwar toimittaja Harrison, ja Michael Howard. The Secret World: Behind the Curtain of British Intelligence in World War II and the Cold War. [New edition]. London: Bloomsbury Academic, 2020.
MLA-viiteTrevor-Roper, Hugh, et al. The Secret World: Behind the Curtain of British Intelligence in World War II and the Cold War. [New edition]. Bloomsbury Academic, 2020.
Harvard-tyylinen lähdeviittausTrevor-Roper, H., Harrison, E. t. & Howard, M. 2020. The secret world: Behind the curtain of British intelligence in world war II and the cold war. [New edition]. London: Bloomsbury Academic.