APA (7th ed.) Citation

Anderson, R. C., & Freebody, P. (1979). Vocabulary knowledge. University of Illinois at Urbana-Champaign.

Chicago Style (17th ed.) Citation

Anderson, Richard C., and Peter Freebody. Vocabulary Knowledge. Champaign, Ill.: University of Illinois at Urbana-Champaign, 1979.

MLA (9th ed.) Citation

Anderson, Richard C., and Peter Freebody. Vocabulary Knowledge. University of Illinois at Urbana-Champaign, 1979.

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