APA (7th ed.) Citation

Μπουκουβάλας, Γ. (2001). Bridging the gap: Companion : 1st yaer proficiency. Litera.

Chicago Style (17th ed.) Citation

Μπουκουβάλας, Γιάννης. Bridging the Gap: Companion : 1st Yaer Proficiency. Αθήνα: Litera, 2001.

MLA (9th ed.) Citation

Μπουκουβάλας, Γιάννης. Bridging the Gap: Companion : 1st Yaer Proficiency. Litera, 2001.