APA (7th ed.) Citation

(2008). 21st century education: A reference handbook. SAGE.

Chicago Style (17th ed.) Citation

21st Century Education: A Reference Handbook. Los Angeles [u.a.]: SAGE, 2008.

MLA (9th ed.) Citation

21st Century Education: A Reference Handbook. SAGE, 2008.

Warning: These citations may not always be 100% accurate.