Cita APA (7th ed.)

Norman, C. (1961). So worthy a friend: William Shakespeare. Collier Books.

Cita Chicago (17th ed.)

Norman, Charles. So Worthy a Friend: William Shakespeare. Nueva York: Collier Books, 1961.

Cita MLA (9th ed.)

Norman, Charles. So Worthy a Friend: William Shakespeare. Collier Books, 1961.