Gaya APA

Aguilar, J, E, S, , J. (2005). The New Encyclopaedia Britannica (Volume 6) . Sebastopol, CA: Encyclopaedia Britannia.

Gaya MLA

Aguilar, Jacob, E., Safira,, , Jorge. "The New Encyclopaedia Britannica (Volume 6)". Sebastopol, CA: Encyclopaedia Britannia, 2005. Text.