APA (7th ed.) Citation

Graham, C., & Chapman, J. (1985). Hopscotch: Activity book. Level two. Regents Publishing Company.

Chicago Style (17th ed.) Citation

Graham, Carolyn, and John Chapman. Hopscotch: Activity Book. Level Two. Nueva York: Regents Publishing Company, 1985.

MLA (9th ed.) Citation

Graham, Carolyn, and John Chapman. Hopscotch: Activity Book. Level Two. Regents Publishing Company, 1985.