APA (7 ম সংস্করণ) উদ্ধৃতি

Letters... (2009). Letters to president Obama: Americans share their hopes and dreams with the first African-American President. Skyhorse Publishing.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Letters... Letters to President Obama: Americans Share Their Hopes and Dreams with the First African-American President. Skyhorse Publishing, 2009.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Letters... Letters to President Obama: Americans Share Their Hopes and Dreams with the First African-American President. Skyhorse Publishing, 2009.