Depends on what kinda business you're running. For computer/electronics, fashion designing, legal/patent etc, magazine is absolutely part of office supply, because there are a lot of latest...
If the company reimburses you: Dr. Office Supplies and Cr. Cash.If the company does not reimburse you: Dr. Office Supplies and Cr. Accounts Payable - Owner (if you will eventually be reimbursed) or...