APA (7th ed.) Citation

Yopp, R. H., & Yopp, H. K. (1992). Literature-based reading activities. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Yopp, Ruth Helen, and Hallie Kay Yopp. Literature-based Reading Activities. Boston, Mass: Allyn and Bacon, 1992.

MLA (9th ed.) Citation

Yopp, Ruth Helen, and Hallie Kay Yopp. Literature-based Reading Activities. Allyn and Bacon, 1992.