APA Style
Gamma, E.
(2003).
Design Patterns Elements of Reusable Object-Oriented Software
(
1)
.
MADRID:
Grady Booch.
MLA Style
Gamma, Erich.
"Design Patterns Elements of Reusable Object-Oriented Software".
1
MADRID:
Grady Booch,
2003.
BOOK.