Cita APA (7th ed.)
Smith, H. L. (1941). An Introduction to education.
Cita Chicago (17th ed.)
Smith, Henry Lester. An Introduction to Education. 1941.
Cita MLA (9th ed.)
Smith, Henry Lester. An Introduction to Education. 1941.
Atenció: Aquestes cites poden no estar 100% correctes.