APA (7th ed.) Citation

Rovio. (2012). Ancgry birds Annuual 2013. Pedigree book ltd.

Chicago Style (17th ed.) Citation

Rovio. Ancgry Birds Annuual 2013. Pedigree book ltd, 2012.

MLA (9th ed.) Citation

Rovio. Ancgry Birds Annuual 2013. Pedigree book ltd, 2012.

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