Drawing Theories Apart is an excellent book on Feynman Diagrams. You don't have to be actively involved in nuclear or hep to understand but the material is not

Drawing Theories Apart is an excellent book on Feynman Diagrams. You don't have to be actively involved in nuclear or hep to understand but the material is not for the faint of heart and a decent background in those areas goes a long way. https://www.amazon.com/Drawing-Theories-Apart-Dispersion-Diagrams/dp/0226422674/ref=sr_1_5?keywords=feynman+diagrams&qid=1557847023&s=books&sr=1-5 https://www.amazon.com/Drawing-Theories-Apart-Dispersion-Dia...