एपीए उद्धरण

Gardener, M. (2013). The essential R reference. Indianapolis, IN: John Wiley & Sons.

शिकागो स्टाइल उद्धरण

Gardener, Mark. The Essential R Reference. Indianapolis, IN: John Wiley & Sons, 2013.

एमएलए उद्धरण

Gardener, Mark. The Essential R Reference. Indianapolis, IN: John Wiley & Sons, 2013.