एपीए उद्धरण

Beckmann, P. (2004). Structural aspects of building conservation. Oxford: Elsevier Butterworth-Heinemann.

शिकागो स्टाइल उद्धरण

Beckmann, Poul. Structural Aspects of Building Conservation. Oxford: Elsevier Butterworth-Heinemann, 2004.

एमएलए उद्धरण

Beckmann, Poul. Structural Aspects of Building Conservation. Oxford: Elsevier Butterworth-Heinemann, 2004.