एपीए उद्धरण

Higgins, L. R. (2001). Maintenance engineering handbook. New york: McGraw- Hill.

शिकागो स्टाइल उद्धरण

Higgins, Lindley R. Maintenance Engineering Handbook. New york: McGraw- Hill, 2001.

एमएलए उद्धरण

Higgins, Lindley R. Maintenance Engineering Handbook. New york: McGraw- Hill, 2001.