that's the one he is looking for:

(Don't get the old version, definitly un-inviting to read).
Oh and you are not looking for a POH, but a PIM (Pilot Information manual). A PIM is the generic book on all PA28-140. A POH is a PIM specific to the one you fly. your PA28 may have more or less instruments installed, and as a result his specific weight and balance.
And no, sry, i don't have extra versions

(used to but students rarely returned them)