Cita APA (7th ed.)
Duffy, J. (1972). Patrick in his own words. Veritas Publications.
Cita Chicago (17th ed.)
Duffy, Joseph. Patrick in His Own Words. Dublin: Veritas Publications, 1972.
Cita MLA (9th ed.)
Duffy, Joseph. Patrick in His Own Words. Veritas Publications, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.