Easy Solution :
I think you mean the temple “option” in the attributes admin isn’t showing. If so, you may notice that you don not have an “active” theme after an upgrade. Re-activate your theme.
ЁЯЩВ
This is above line i can find good url :http://wordpress.org/support/topic/i-cant-see-the-page-templates-under-attributes, This is says this guy : premiumdw
I have no more english knowledge. So, thank you very much premiumdw ЁЯЩВ
Another Post Template Create Option one guy telling here if anybody want kindly check it below url.
http://wordpress.stackexchange.com/questions/2765/adding-page-attributes-metabox-and-page-templates-to-the-posts-edit-page