APA-ийн эшлэл(7 дахь хэвлэлт)

Norberg, D., & Ziolkowski, J. M. (2004). An introduction to the study of medieval Latin versification. Catholic University of America Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Norberg, Dag, ба Jan M. Ziolkowski. An Introduction to the Study of Medieval Latin Versification. Washington, D.C.: Catholic University of America Press, 2004.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Norberg, Dag, ба Jan M. Ziolkowski. An Introduction to the Study of Medieval Latin Versification. Catholic University of America Press, 2004.