APA-ийн эшлэл(7 дахь хэвлэлт)

Richeson, D. S. (2008). Euler's gem: The polyhedron formula and the birth of topology. Princeton University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Richeson, David S. Euler's Gem: The Polyhedron Formula and the Birth of Topology. Princeton, N.J.: Princeton University Press, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Richeson, David S. Euler's Gem: The Polyhedron Formula and the Birth of Topology. Princeton University Press, 2008.