Cita APA (7a ed.)

Havighurst, W., & Hart, J. F. (1974). Midwest and Great Plains ([Student's edition].). The Fideler Company.

Cita Chicago Style (17a ed.)

Havighurst, Walter, y John Fraser Hart. Midwest and Great Plains. [Student's edition]. Grand Rapids, Michigan Toronto, Canada: The Fideler Company, 1974.

Cita MLA (9a ed.)

Havighurst, Walter, y John Fraser Hart. Midwest and Great Plains. [Student's edition]. The Fideler Company, 1974.