APA
Hamad M., . (2009). Introduction to autocad 2009 essentials. New Delhi: Infinity Science.
Chicago
Hamad M, . 2009. Introduction to autocad 2009 essentials. New Delhi: Infinity Science.
Harvard
Hamad M., . (2009). Introduction to autocad 2009 essentials. New Delhi: Infinity Science.
MLA
Hamad M, . Introduction to autocad 2009 essentials. New Delhi: Infinity Science. 2009.