Sutcliff, R. 1. -. (2000). The eagle of the ninth: Stage 4 (1400 Headwords). Oxford: Oxford Univ. Press.
Čikaški stil citiranjaSutcliff, Rosemary 1920 -1992. The Eagle of the Ninth: Stage 4 (1400 Headwords). Oxford: Oxford Univ. Press, 2000.
MLA način citiranjaSutcliff, Rosemary 1920 -1992. The Eagle of the Ninth: Stage 4 (1400 Headwords). Oxford: Oxford Univ. Press, 2000.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.