Cita APA (7th ed.)

Deen, T. B., & Harder, B. T. (1999). Seven keys to building a robust research program. National Academy Press.

Cita Chicago (17th ed.)

Deen, Thomas B., i Barbara T. Harder. Seven Keys to Building a Robust Research Program. Washington, D.C: National Academy Press, 1999.

Cita MLA (9th ed.)

Deen, Thomas B., i Barbara T. Harder. Seven Keys to Building a Robust Research Program. National Academy Press, 1999.