एपीए उद्धरण

Madsen, D. A., & David A. Madsen. (1991). Engineering drawing and design. Albany, N.Y: Delmar Publishers.

शिकागो स्टाइल उद्धरण

Madsen, David A., और David A. Madsen. Engineering Drawing and Design. Albany, N.Y: Delmar Publishers, 1991.

एमएलए उद्धरण

Madsen, David A., और David A. Madsen. Engineering Drawing and Design. Albany, N.Y: Delmar Publishers, 1991.