APA-ийн эшлэл(7 дахь хэвлэлт)

Braver, S. (2011). Lobachevski illuminated. Mathematical Association of America.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Braver, Seth. Lobachevski Illuminated. [Washington, D.C.]: Mathematical Association of America, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Braver, Seth. Lobachevski Illuminated. Mathematical Association of America, 2011.