एपीए उद्धरण

Keating, D., & May Antony Williamson Adrian. (1991). Keating on Building Contracts. Sweet & Maxwell.

शिकागो स्टाइल उद्धरण

Keating, Donald, और May Antony Williamson Adrian. Keating on Building Contracts. London: Sweet & Maxwell, 1991.

एमएलए उद्धरण

Keating, Donald, और May Antony Williamson Adrian. Keating on Building Contracts. Sweet & Maxwell, 1991.