Cita APA (7th ed.)

Alden, D. W. (1948). Introduction to French masterpieces. Appleton-Century-Crofts.

Cita Chicago (17th ed.)

Alden, Douglas William. Introduction to French Masterpieces. New York: Appleton-Century-Crofts, 1948.

Cita MLA (9th ed.)

Alden, Douglas William. Introduction to French Masterpieces. Appleton-Century-Crofts, 1948.