Roberts, S. L. (1988). The chaotic terrain of Elysium Planitia, Mars: A mapping and geomorphic analysis. [publisher not identified].
Chicago Style (17th ed.) CitationRoberts, Sara Layne. The Chaotic Terrain of Elysium Planitia, Mars: A Mapping and Geomorphic Analysis. [Place of publication not identified]: [publisher not identified], 1988.
MLA (9th ed.) CitationRoberts, Sara Layne. The Chaotic Terrain of Elysium Planitia, Mars: A Mapping and Geomorphic Analysis. [publisher not identified], 1988.
Warning: These citations may not always be 100% accurate.