APA (7th ed.) Citation

Harris, Sikorzynska, & Mower. (2001). New opportunities education for life: Elementary students' book. Pearson Education Limited.

Chicago Style (17th ed.) Citation

Harris, Sikorzynska, and Mower. New Opportunities Education for Life: Elementary Students' Book. New York: Pearson Education Limited, 2001.

MLA (8th ed.) Citation

Harris, et al. New Opportunities Education for Life: Elementary Students' Book. Pearson Education Limited, 2001.