Citazione APA

(2009). Letters to President Obama: Americans share our hopes and dreams with the first African-American president. New York: Skyhorse Pub.

Stile di citazione Chicago

Letters to President Obama: Americans Share Our Hopes and Dreams With the First African-American President. New York: Skyhorse Pub, 2009.

Citazione MLA

Letters to President Obama: Americans Share Our Hopes and Dreams With the First African-American President. New York: Skyhorse Pub, 2009.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.