APA (7th ed.) Citation

Miller, J. L., & Cohen, R. F. (1998). NorthStar: Focus on reading and writing, advanced. Longman.

Chicago Style (17th ed.) Citation

Miller, Judy L., and Robert F. Cohen. NorthStar: Focus on Reading and Writing, Advanced. Nueva York: Longman, 1998.

MLA (9th ed.) Citation

Miller, Judy L., and Robert F. Cohen. NorthStar: Focus on Reading and Writing, Advanced. Longman, 1998.