Cita APA (7th ed.)

National Academy of Engineering & ebrary, Inc. (2011). Memorial tributes. National Academies Press.

Cita Chicago (17th ed.)

National Academy of Engineering i Inc ebrary. Memorial Tributes. Washington: National Academies Press, 2011.

Cita MLA (9th ed.)

National Academy of Engineering i Inc ebrary. Memorial Tributes. National Academies Press, 2011.