Cita APA (7th ed.)
ebrary, Inc, Beatty, A. S., Paine, L. W., & Ramirez, F. O. (1999). Next steps for TIMSS: Directions for secondary analysis. National Academy Press.
Cita Chicago (17th ed.)
ebrary, Inc, Alexandra S. Beatty, Lynn Webster Paine, i Francisco O. Ramirez. Next Steps for TIMSS: Directions for Secondary Analysis. Washington, D.C.: National Academy Press, 1999.
Cita MLA (9th ed.)
ebrary, Inc, et al. Next Steps for TIMSS: Directions for Secondary Analysis. National Academy Press, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.