Cita APA (7a ed.)

Andreescu, T., & Feng, Z. (2005). 103 trigonometry problems: From the training of the USA IMO team. Birkhäuser.

Cita Chicago Style (17a ed.)

Andreescu, Titu, y Zuming Feng. 103 Trigonometry Problems: From the Training of the USA IMO Team. Boston: Birkhäuser, 2005.

Cita MLA (8a ed.)

Andreescu, Titu, y Zuming Feng. 103 Trigonometry Problems: From the Training of the USA IMO Team. Birkhäuser, 2005.