एपीए उद्धरण

Roger Dalton. (1975). Sampling techniques in geography. George Philip.

शिकागो स्टाइल उद्धरण

Roger Dalton. Sampling Techniques in Geography. London: George Philip, 1975.

एमएलए उद्धरण

Roger Dalton. Sampling Techniques in Geography. George Philip, 1975.