I am selling this item because I passed the exam. There are no markings inside. There are no major stains, but the cover has some scratches from being carried around. Please consider this item with the understanding that it is a used product. "Thoroughly Mastering AWS Certified SysOps Administrator - Associate Textbook & Question Collection [SOA-C02]" By Fumihei Funada, NTT DATA Corporation / Minami Nagasawa, NTT DATA Corporation / Takuya Higurashi, NTT DATA Business Systems Corporation / Tsutomu Okui, JSOL Corporation / Itsuki Watanabe, JSOL Corporation / Chisa Yamashita, NTT DATA Kyushu Corporation / Tsubasa Ito, NTT DATA Group Corporation / Kohei Kawabata, NTT DATA Group Corporation Price: ¥3600