APA-ийн эшлэл(7 дахь хэвлэлт)

Eco, U., & Oldcorn, A. (2014). From the tree to the labyrinth: Historical studies on the sign and interpretation. Harvard University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Eco, Umberto, ба Anthony Oldcorn. From the Tree to the Labyrinth: Historical Studies on the Sign and Interpretation. Cambridge, Massachusetts ; London, England: Harvard University Press, 2014.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Eco, Umberto, ба Anthony Oldcorn. From the Tree to the Labyrinth: Historical Studies on the Sign and Interpretation. Harvard University Press, 2014.