Oxford, P., & Watkins, G. (2009). Galapagos: Both sides of the coin (1a. ed.). Enfoque Ediciones.
Chicago Style (17th ed.) CitationOxford, Pete, and Graham Watkins. Galapagos: Both Sides of the Coin. 1a. ed. Quito: Enfoque Ediciones, 2009.
MLA (9th ed.) CitationOxford, Pete, and Graham Watkins. Galapagos: Both Sides of the Coin. 1a. ed. Enfoque Ediciones, 2009.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.