Cita APA (7th ed.)

Riesman, D. (1956). Constraint and variety in American education. University of Nebraska.

Cita Chicago (17th ed.)

Riesman, David. Constraint and Variety in American Education. [Lincoln]: University of Nebraska, 1956.

Cita MLA (8th ed.)

Riesman, David. Constraint and Variety in American Education. University of Nebraska, 1956.