APA (7th ed.) Citation

MetroZones e.V. (2009). MetroZones. b_books.

Chicago Style (17th ed.) Citation

MetroZones e.V. MetroZones. Berlin: b_books, 2009.

MLA (9th ed.) Citation

MetroZones e.V. MetroZones. b_books, 2009.

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