Cita APA (7a ed.)

Gerhard, C., & James, H. J. (1977). Making sense: Reading comprehension improved trough categorizing. IRA.

Cita Chicago Style (17a ed.)

Gerhard, Christian, y Helen J. James. Making Sense: Reading Comprehension Improved Trough Categorizing. Newark: IRA, 1977.

Cita MLA (9a ed.)

Gerhard, Christian, y Helen J. James. Making Sense: Reading Comprehension Improved Trough Categorizing. IRA, 1977.