एपीए उद्धरण

Psara, P. A., & Langford, H. D. (1987). Advancing materials research. National Academy.

शिकागो स्टाइल उद्धरण

Psara, Peter A., और H Dale Langford. Advancing Materials Research. Washington: National Academy, 1987.

एमएलए उद्धरण

Psara, Peter A., और H Dale Langford. Advancing Materials Research. National Academy, 1987.