Lean and Agile Made Simple: A practical, easy to use guide to successful change for any organisation

This reads wellit is a nice concise description of the core elements of Lean and the main elements of Agile that are relevant beyond software

Agile Methodology and its Framework (Scrum, Lean, Kanban, XP & FDD)

An Introduction to Modern Agile - InfoQ

The Book : Being agile in Business - Being Agile

The Book : Being agile in Business - Being Agile

Lean software development – parent or child of the Agile movement?

The Book : Being agile in Business - Being Agile

Agile Frameworks

What is Lean-Agile Mindset? Definition and Overview

Agile Project Management: Best Practices and Methodologies

Lean Portfolio Management - Scaled Agile Framework

Resources - People Centred Excellence

Agile Change Management

The Lean Startup [Full Summary] of Key Ideas and Review