TY  - BOOK
AU  - Roig, Gabriel Martin
AU  - Estibill, Marcela tr.
TI  - Line and shading in drawing
SN  - 0764158635
U1  - 741.2 
PY  - 2005///
CY  - New York: 
PB  - Barron's Educational Series, 
KW  - Visual Arts
ER  -