Maling, D. H. (1973). Coordinate systems and map projections. George Philip.
Tohutoru Kātū Chicago (17th ed.)Maling, D. H. Coordinate Systems and Map Projections. London: George Philip, 1973.
Tohutoro MLA (9th ed.)Maling, D. H. Coordinate Systems and Map Projections. George Philip, 1973.
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