Cita APA (7th ed.)

Bybee, R. W. (2013). The case for STEM education: Challenges and opportunities. National Science Teachers Association.

Cita Chicago (17th ed.)

Bybee, Rodger W. The Case for STEM Education: Challenges and Opportunities. Arlington, Virginia: National Science Teachers Association, 2013.

Cita MLA (9th ed.)

Bybee, Rodger W. The Case for STEM Education: Challenges and Opportunities. National Science Teachers Association, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.