BCP and DRP

Answer: To get an overview of how to structure and test a BCP I suggest you to take a look at these material:
- Business continuity plan: How to structure it according to ISO 22301 https://advisera.com/27001academy/knowledgebase/business-continuity-plan-how-to-structure-it-according-to-iso-22301/
- How to perform business continuity exercising and testing according to ISO 22301 https://advisera.com/27001academy/blog/2015/02/02/how-to-perform-business-continuity-exercising-and-testing-according-to-iso-22301/

Regarding the differences between BCP a nd DRP, your thinking is right, BCP is wider than a DRP. BCP aims to ensure the business continues to operate after a disruptive event, while the DRP aims to handle the impacts at the affected area and bring operations back to normal conditions.

These articles will provide you further explanation about BCPs and DRPs:
- Disaster recovery vs Business continuity https://advisera.com/27001academy/blog/2010/11/04/disaster-recovery-vs-business-continuity/
- What to implement first: ISO 22301 or ISO 27001? https://advisera.com/27001academy/blog/2017/04/03/what-to-implement-first-iso-22301-or-iso-27001/

These materials will also help you regarding BCPs and DRPs:
- Book Becoming Resilient: The Definitive Guide to ISO 22301 Implementation https://advisera.com/books/becoming-resilient-the-definitive-guide-to-iso-22301-implementation/
- Implementing Business Impact Analysis according to ISO 22301 [free webinar] https://advisera.com/27001academy/webinar/implementing-business-impact-analysis-according-to-iso-22301-free-webinar/