APA
Luzadder Warren & Duff jon M, . (1994). Fundamental of engg drawing. : N Delhi Prentice hall.
Chicago
Luzadder Warren & Duff jon M, . 1994. Fundamental of engg drawing. : N Delhi Prentice hall.
Harvard
Luzadder Warren & Duff jon M, . (1994). Fundamental of engg drawing. : N Delhi Prentice hall.
MLA
Luzadder Warren & Duff jon M, . Fundamental of engg drawing. : N Delhi Prentice hall. 1994.