Cita APA (7a ed.)

Abbs, B., & Freebairn, I. (1982). Studying strategies (1st publ.). Longman.

Cita Chicago Style (17a ed.)

Abbs, Brian, y Ingrid Freebairn. Studying Strategies. 1st publ. Harlow, Essex: Longman, 1982.

Cita MLA (9a ed.)

Abbs, Brian, y Ingrid Freebairn. Studying Strategies. 1st publ. Longman, 1982.