APA Style
Aguilar-Cauz, J. et al (2007).
Great books of the western world volume 9 (vol. 9).
Chicago:
Encyclopedia Britannica.
MLA Style
Aguilar-Cauz, Jorge. et al.
"Great books of the western world volume 9".
vol. 9
Chicago:
Encyclopedia Britannica,
2007.
Text.