Cita APA (7a ed.)

Knapp, R. H., & Gustavson, R. G. (1947). Unesco and Nebraska Secondary School Youth. University of Nebraska.

Cita Chicago Style (17a ed.)

Knapp, Royce H., y R. G. Gustavson. Unesco and Nebraska Secondary School Youth. Nebraska: University of Nebraska, 1947.

Cita MLA (9a ed.)

Knapp, Royce H., y R. G. Gustavson. Unesco and Nebraska Secondary School Youth. University of Nebraska, 1947.