① 100 Amazing Techniques for People Who Never Make Mistakes ② What a First-Year Consultant Learns ③ The 30-Minute Work Method: Breaking Things Down to Get Things Done - Deliberate Time Constraints Bring the Best Results ④ 50 Must-Read MBA Books That Global Elites Are Studying, Compiled into One Book All four books show no signs of dirt or damage and are in very good condition. I believe they are almost like new. ① and ③ are first editions. #Takanao Nagai #Tetsuyuki Oishi #Toru Takigawa 1982 #Mariko Suzuki #Books #Society/General #Management #Welfare