Geologic map of science study area 1B, west Mangala Valles Region of Mars (special MTM -08157)
MLA
Chapman, Mary G, Harold Masursky, and Arthur L Dial. Geologic Map of Science Study Area 1b, West Mangala Valles Region of Mars (special Mtm -08157). Atlas of Mars, 1:500,000 Geologic Series. Reston, Va.: The Survey , 1991
APA, 7th edition
Chapman, M. G, Masursky, H., & Dial, A. L. (1991). Geologic map of science study area 1B, west Mangala Valles Region of Mars (special MTM -08157). Atlas of Mars, 1:500,000 geologic series. Reston, Va.: The Survey
Chicago, 17th edition
Chapman, Mary G., Harold Masursky, and Arthur L Dial. Geologic map of science study area 1B, west Mangala Valles Region of Mars (special MTM -08157). Atlas of Mars, 1:500,000 geologic series. Reston, Va.: The Survey , 1991