APA-čujuhus (7. p.)
Ungar, A. A. (2010). Barycentric calculus in Euclidian and hyperbolic geometry: A comparative introduction. World Scientific.
Chicago-čujuhus (17. p.)
Ungar, Abraham Albert. Barycentric Calculus in Euclidian and Hyperbolic Geometry: A Comparative Introduction. Hackensack, N.J.: World Scientific, 2010.
MLA-čujuhus (9. p.)
Ungar, Abraham Albert. Barycentric Calculus in Euclidian and Hyperbolic Geometry: A Comparative Introduction. World Scientific, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.