Cita APA (7th ed.)
Alsina, C., & Nelsen, R. B. (2009). When less is more: Visualizing basic inequalities. Mathematical Association of America.
Cita Chicago (17th ed.)
Alsina, Claudi, i Roger B. Nelsen. When Less Is More: Visualizing Basic Inequalities. [Washington, D.C.]: Mathematical Association of America, 2009.
Cita MLA (9th ed.)
Alsina, Claudi, i Roger B. Nelsen. When Less Is More: Visualizing Basic Inequalities. Mathematical Association of America, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.