APA (7th ed.) Citation

Vehlmann & Chivard. (2007). <Os >Gigantes Petrificados. Asa.

Chicago Style (17th ed.) Citation

Vehlmann and Chivard. <Os >Gigantes Petrificados. Asa, 2007.

MLA (8th ed.) Citation

Vehlmann and Chivard. <Os >Gigantes Petrificados. Asa, 2007.

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