Petroleum Engineering & Economics Essentials: Tools and Techniques to Evaluate Unconventional (and Conventional) Wells and Reservoirs is a how-to manual for evaluation of oil and gas wells and reservoirs and is a companion to the PE Essentials software.

The book includes tools, theories, techniques and examples covering Reservoir Engineering, Production Engineering and Petroleum  Economics..

The book was originally conceived to be a handbook for evaluation of unconventional reservoirs but evolved to include conventional  and some IOR/EOR evaluation techniques as well.