Greenwell, Megan. «Quindlen Tells Grads to Lead, Be Fearless». Columbia Daily Spectator. Columbia University Libraries, 18-05-2005. Arxivat de l'original el Jul 18, 2020. [Consulta: 6 d’agost 2019].
Greenwell, Megan. «Quindlen Tells Grads to Lead, Be Fearless». Columbia Daily Spectator. Columbia University Libraries, 18-05-2005. Arxivat de l'original el Jul 18, 2020. [Consulta: 6 d’agost 2019].