How do I install ML on an external drive?

i downloaded version of mountain lion app store, wondering how can install on separate hard drive don't want overwrite primary os. know how this?

thank

 

spaceboy88 said: ↑

i downloaded version of mountain lion app store, wondering how can install on separate hard drive don't want overwrite primary os. know how this?

thank you

click expand...

strange. seeing isn't on app store yet

got torrent?

 

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