Exobiology and future Mars missions [microform] : proceedings of a NASA symposium held in Sunnyvale, California, March 23-25, 1988
- edited by Christopher P. McKay and Wanda L. Davis.
- Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; [Springfield, Va. : For sale by the National Technical Information Service], 1989.
- Physical description
- vi, 66 p. : ill.
- NASA conference publication 10027.