APA (7th ed.) Citation

Echo. (2013). Echo: Methode de francais B1.1. CLE International.

Chicago Style (17th ed.) Citation

Echo. Echo: Methode De Francais B1.1. CLE International, 2013.

MLA (8th ed.) Citation

Echo. Echo: Methode De Francais B1.1. CLE International, 2013.

Warning: These citations may not always be 100% accurate.