एपीए उद्धरण

(2012). Mechanical objectives: Question bank in mechanical engineering. Koncept books.

शिकागो स्टाइल उद्धरण

Mechanical Objectives: Question Bank in Mechanical Engineering. Dehradun: Koncept books, 2012.

एमएलए उद्धरण

Mechanical Objectives: Question Bank in Mechanical Engineering. Koncept books, 2012.