APA (7 ম সংস্করণ) উদ্ধৃতি

Penn, S. A., & Sow, A. B. (2010). A boy called Gus: A story about Father Augustus Tolton, America's first African American Catholic Priest. PennInk Publishing.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Penn, Sabrina A., এবং Angelique B. Sow. A Boy Called Gus: A Story About Father Augustus Tolton, America's First African American Catholic Priest. Chicago, IL: PennInk Publishing, 2010.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Penn, Sabrina A., এবং Angelique B. Sow. A Boy Called Gus: A Story About Father Augustus Tolton, America's First African American Catholic Priest. PennInk Publishing, 2010.