Cita APA (7a ed.)

Schubert, W. H. (1980). Curriculum books: The first eighty years. University Press of America.

Cita Chicago Style (17a ed.)

Schubert, William Henry. Curriculum Books: The First Eighty Years. Washington: University Press of America, 1980.

Cita MLA (9a ed.)

Schubert, William Henry. Curriculum Books: The First Eighty Years. University Press of America, 1980.