एपीए उद्धरण

Peatfield, A. E. (1970). Engineering components and materials. ELBS.

शिकागो स्टाइल उद्धरण

Peatfield, A E. Engineering Components and Materials. London: ELBS, 1970.

एमएलए उद्धरण

Peatfield, A E. Engineering Components and Materials. ELBS, 1970.