# Doubt is Their Product

> book by David Michaels

**Wikidata**: [Q5300189](https://www.wikidata.org/wiki/Q5300189)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Doubt_Is_Their_Product)  
**Source**: https://4ort.xyz/entity/doubt-is-their-product


## References

1. Goodreads