Cita APA (7a ed.)

Andreescu, T., Mushkarov, O., & Stoyanov, L. N. (2006). Geometric problems on maxima and minima. Birkhaüser.

Cita Chicago Style (17a ed.)

Andreescu, Titu, Oleg Mushkarov, y Luchezar N. Stoyanov. Geometric Problems on Maxima and Minima. Boston [etc.]: Birkhaüser, 2006.

Cita MLA (9a ed.)

Andreescu, Titu, et al. Geometric Problems on Maxima and Minima. Birkhaüser, 2006.