Citazione Stile APA (7a Edizione)
Abbs, B., & Freebairn, I. (1990). Studying Strategies 4: Students's Book. A Core Concept for the First Certificate Examination (2. kiadás.). Tankönyvkiadó-Téka-Kultúra.
Citazione stile Chigago Style (17a edizione)
Abbs, Brian, e Ingrid Freebairn. Studying Strategies 4: Students's Book. A Core Concept for the First Certificate Examination. 2. kiadás. Budapest: Tankönyvkiadó-Téka-Kultúra, 1990.
Citatione MLA (9a ed.)
Abbs, Brian, e Ingrid Freebairn. Studying Strategies 4: Students's Book. A Core Concept for the First Certificate Examination. 2. kiadás. Tankönyvkiadó-Téka-Kultúra, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.