APA-ийн эшлэл(7 дахь хэвлэлт)

Heddle, D. (2008). John Stewart of Baldynneis Roland Furious: A Scots poem in its European context. Brill.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Heddle, Donna. John Stewart of Baldynneis Roland Furious: A Scots Poem in Its European Context. Leiden ; Boston: Brill, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Heddle, Donna. John Stewart of Baldynneis Roland Furious: A Scots Poem in Its European Context. Brill, 2008.