Cita APA (7th ed.)
Liu, B. A. (1945). Educational Research in major American cities.
Cita Chicago (17th ed.)
Liu, Bangnee Alfred. Educational Research in Major American Cities. New York, 1945.
Cita MLA (9th ed.)
Liu, Bangnee Alfred. Educational Research in Major American Cities. 1945.
Atenció: Aquestes cites poden no estar 100% correctes.