एपीए उद्धरण

Lockey, B. (1964). Interpretation of ordinance survey maps and goegraphical picture (7th ed.). George Philip.

शिकागो स्टाइल उद्धरण

Lockey, B. Interpretation of Ordinance Survey Maps and Goegraphical Picture. 7th ed. London: George Philip, 1964.

एमएलए उद्धरण

Lockey, B. Interpretation of Ordinance Survey Maps and Goegraphical Picture. 7th ed. George Philip, 1964.