APA (7th ed.) Citation

Oasis Audio (Firm), Audio Adventures (Firm), & Landmark Audiobooks, Inc. (2003). The complete idiot's guide to Italian. Oasis Audio.

Chicago Style (17th ed.) Citation

Oasis Audio (Firm), Audio Adventures (Firm), and Inc Landmark Audiobooks. The Complete Idiot's Guide to Italian. Carol Stream, Ill.: Oasis Audio, 2003.

MLA (9th ed.) Citation

Oasis Audio (Firm), et al. The Complete Idiot's Guide to Italian. Oasis Audio, 2003.