Cita APA (7a ed.)
Schuster, M. L. A Treasury of the World's Great Letters. Simon and Schuster.
Cita estilo Chicago (17a ed.)
Schuster, M. Lincoln. A Treasury of the World's Great Letters. Nueva York, EUA: Simon and Schuster.
Cita MLA (9a ed.)
Schuster, M. Lincoln. A Treasury of the World's Great Letters. Simon and Schuster.
警告：這些引文格式不一定是100％准確.