APA (7e ed.) Bronvermelding

(2017). Delta Academic Objectives - Listening and Note Taking Skills B2-C1 Coursebook with Audio CD. Stuttgart Klett Sprachen GmbH.

Chicago (17e ed.) Bronvermelding

Delta Academic Objectives - Listening and Note Taking Skills B2-C1 Coursebook with Audio CD. German: Stuttgart Klett Sprachen GmbH, 2017.

MLA (9e ed.) Bronvermelding

Delta Academic Objectives - Listening and Note Taking Skills B2-C1 Coursebook with Audio CD. Stuttgart Klett Sprachen GmbH, 2017.