- HörbuchThe Power Of Positive ThinkingDr. Norman Vincent Peale
- HörbuchYou Can If You Think You CanDr. Norman Vincent Peale
- HörbuchA Guide to Confident LivingDr. Norman Vincent Peale
- HörbuchThe Amazing Results of Positive ThinkingDr. Norman Vincent Peale
- HörbuchThe Power Of Positive ThinkingDr. Norman Vincent Peale
- HörbuchThe Power Of Positive ThinkingDr. Norman Vincent Peale
- HörbuchYou Can If You Think You CanDr. Norman Vincent Peale