Levin Debra, . (2011). Architectural Drafting & Design 6th ed. Spain: Delmar Cengage Learning.
Levin Debra, . 2011. Architectural Drafting & Design 6th ed. Spain: Delmar Cengage Learning.
Levin Debra, . Architectural Drafting & Design 6th ed. Spain: Delmar Cengage Learning. 2011.