APA Citation

Helen S. Solorzano, J. P. L. (1998). NorthStar: Focus Listening and Speaking (Intermediate). Longman, Pearson Education.

Chicago Style Citation

Helen S. Solorzano, Jennifer P. L. NorthStar: Focus Listening and Speaking (Intermediate). Longman, Pearson Education, 1998.

MLA Citation

Helen S. Solorzano, Jennifer P. L. NorthStar: Focus Listening and Speaking (Intermediate). Longman, Pearson Education, 1998.

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