APA-ийн эшлэл(7 дахь хэвлэлт)

Ryan, M. A. (2011). A kingdom of stargazers: Astrology and authority in the late medieval crown of Aragon. Cornell University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ryan, Michael A. A Kingdom of Stargazers: Astrology and Authority in the Late Medieval Crown of Aragon. Ithaca: Cornell University Press, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ryan, Michael A. A Kingdom of Stargazers: Astrology and Authority in the Late Medieval Crown of Aragon. Cornell University Press, 2011.