Παραπομπή APA

Uppal, P. (2008). To whom it may concern. Penguin books.

Παραπομπή Chicago Style

Uppal, Priscila. To Whom It May Concern. New Delhi: Penguin books, 2008.

Παραπομπή MLA

Uppal, Priscila. To Whom It May Concern. Penguin books, 2008.