Reilly, P., Dean, M., Sikorzynska, A., & Mrozowak, H. (2006). New Opportunities, Education for life: Pre-Intermediate. Language Powerbook. Pearson Education Limited.
Chicago-čujuhus (17. p.)Reilly, Patricia, Michael Dean, Anna Sikorzynska, juo Hanna Mrozowak. New Opportunities, Education for Life: Pre-Intermediate. Language Powerbook. Essex: Pearson Education Limited, 2006.
MLA-čujuhus (9. p.)Reilly, Patricia, et al. New Opportunities, Education for Life: Pre-Intermediate. Language Powerbook. Pearson Education Limited, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.