Returns for any reason within 5 days of receipt. Shipping by bookpost on U.S. orders is $6.00 for the first volume and $2.00 for each additional. International or special shipping is at cost; please inquire and specify whether by surface or by air. Insurance is extra; please inquire. We accept payment by checks in U.S. funds drawn on a U.S. bank, money orders, American Express, VISA, Master Charge and Discover cards. Arizona sales tax applies to all items shipped to an address in Arizona.