Cita APA
ebrary, Inc. (1999). Update on National Research Council Recommendations. National Academy Press.
Citación estilo Chicago
ebrary, Inc. Update on National Research Council Recommendations. Washington, D.C.: National Academy Press, 1999.
Cita MLA
ebrary, Inc. Update on National Research Council Recommendations. National Academy Press, 1999.
Warning: These citations may not always be 100% accurate.