Cita APA (7th ed.)
Spring, J. (1989). American education: An introduction to social and political aspects (4a edición.).
Cita Chicago (17th ed.)
Spring, Joel. American Education: An Introduction to Social and Political Aspects. 4a edición. 1989.
Cita MLA (9th ed.)
Spring, Joel. American Education: An Introduction to Social and Political Aspects. 4a edición. 1989.
Atenció: Aquestes cites poden no estar 100% correctes.