Παραπομπή σε μορφή APA (7η εκδ.)

Jones, L. Communicative grammar practice: Activities for intermediate students of english, students book (3a ed.).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Jones, Leo. Communicative Grammar Practice: Activities for Intermediate Students of English, Students Book. 3a ed.

Παραπομπή σε μορφή MLA (8th εκδ.)

Jones, Leo. Communicative Grammar Practice: Activities for Intermediate Students of English, Students Book. 3a ed.