David Shafer

David Shafer's books

Whiskey Tango Foxtrot

3.47 avg rating — 6,200 ratings

What the Nurse Saw

it was amazing 5.00 avg rating — 1 rating

Safely Working From the Ground Up: Turning Safety Upside Down

0.00 avg rating — 0 ratings

Safely Working from the Ground Up

0.00 avg rating — 0 ratings

Hazardous materials training handbook: Adapted from U.S. EPA training course materials

0.00 avg rating — 0 ratings