Cita APA (7th ed.)
Mielke, M., LaFleur, J., Butler, A., & Sanzone, J. (Apr 2012). 4-H Science Initiative: Youth Engagement, Attitudes, and Knowledge Study. Revised. Policy Studies Associates, Inc..
Cita Chicago (17th ed.)
Mielke, Monica, Jennifer LaFleur, Alisha Butler, i Joy Sanzone. "4-H Science Initiative: Youth Engagement, Attitudes, and Knowledge Study. Revised." Policy Studies Associates, Inc. Apr 2012.
Cita MLA (9th ed.)
Mielke, Monica, et al. "4-H Science Initiative: Youth Engagement, Attitudes, and Knowledge Study. Revised." Policy Studies Associates, Inc., Apr 2012.
Atenció: Aquestes cites poden no estar 100% correctes.