Cita APA (7a ed.)

Hulme, C., & Mackenzie, S. (1992). Working memory and severe learning difficulties. Lawrence Erlbaum.

Cita Chicago Style (17a ed.)

Hulme, Charles, y Susie Mackenzie. Working Memory and Severe Learning Difficulties. Hillsdale, New Jersey [etc.]: Lawrence Erlbaum, 1992.

Cita MLA (9a ed.)

Hulme, Charles, y Susie Mackenzie. Working Memory and Severe Learning Difficulties. Lawrence Erlbaum, 1992.