Drawing: Basic Textures in Pencil: A beginner's guide to realistic textures in graphite

Step-by-Step Studio: Drawing Concepts: A complete guide to essential drawing techniques and fundamentals

How to Draw from Photographs: Learn How to Create Beautiful, Lifelike Drawings from Your Own Photographs

Drawing: Faces & Expressions: Learn to draw step by step

Realistic Textures

Step-by-Step Studio: Drawing Lifelike Subjects: A complete guide to rendering flowers, landscapes, and animals