एपीए उद्धरण

Borradaile Graham. (2014). Understanding Geology Through Maps. Elsevier.

शिकागो स्टाइल उद्धरण

Borradaile Graham. Understanding Geology Through Maps. Oxford: Elsevier, 2014.

एमएलए उद्धरण

Borradaile Graham. Understanding Geology Through Maps. Elsevier, 2014.