Whats the best extraction method for extracting citrus oil from the skins?

can it be stilled if so does any body know how to make a home sized stillWhats the best extraction method for extracting citrus oil from the skins?
Citrous oil contains essentially D-limonene





ref: http://en.wikipedia.org/wiki/Limonene





This can be extracted out with a soxhlet extraction of the peels with toluene.





Here's more about the soxhlet extration:





ref: http://en.wikipedia.org/wiki/Soxhlet_ext鈥?/a>