Hyperbolic Triangle Centers

MLA

Ungar, Abraham A, and A.A Ungar. Hyperbolic Triangle Centers. Springer Netherlands, 2010.

APA

Ungar, A. A, & Ungar, A. (2010). Hyperbolic Triangle Centers. Springer Netherlands.

Chicago

Ungar, Abraham A., and A.A Ungar. Hyperbolic Triangle Centers. : Springer Netherlands, 2010.