Cita APA (7a ed.)
ebrary, Inc. (1997). Mars sample return: Issues and recommendations. National Academy Press.
Cita Chicago Style (17a ed.)
ebrary, Inc. Mars Sample Return: Issues and Recommendations. Washington, D.C.: National Academy Press, 1997.
Cita MLA (9a ed.)
ebrary, Inc. Mars Sample Return: Issues and Recommendations. National Academy Press, 1997.
Precaución: Estas citas no son 100% exactas.