TY  - BOOK
AU  - Robertson,Scott
TI  - How to draw: drawing and sketching objects and environments from your imagination 
SN  - 9781933492735
PY  - 2013///
CY  - California
PB  - Design Studio Press
KW  - Perspective
KW  - Drawing
KW  - Technique
N1  - Includes bibliographical reference and index
ER  -