Cita APA (7th ed.)

(1917). Northwestern University Bulletin: Annual Catalog 1916-1917. Chicago, Published by the University, 1917.

Cita Chicago (17th ed.)

Northwestern University Bulletin: Annual Catalog 1916-1917. Chicago, Published by the University, 1917, 1917.

Cita MLA (9th ed.)

Northwestern University Bulletin: Annual Catalog 1916-1917. Chicago, Published by the University, 1917, 1917.

Atenció: Aquestes cites poden no estar 100% correctes.