Payment Methods Accepted
op.cit. accepts cash (in our store), Visa, Mastercard, American Express, Discover, Paypal, and checks.
Online Refunds and Returns
We trust you, want you to trust us, and stand behind our products unconditionally.
We reserve the right to refuse a transaction for any reason. Please note that all books are subject to prior sale, since we sell through multiple channels and in our physical store.