Cita APA (7a ed.)

Miller, J., Cohen, R. F., Boyd, F. A., & Numrich, C. (1998). Northstar: Focus on reading and writing : advanced. Longman.

Cita Chicago Style (17a ed.)

Miller, Judith, Robert F. Cohen, Frances Armstrong Boyd, y Carol Numrich. Northstar: Focus on Reading and Writing : Advanced. New York: Longman, 1998.

Cita MLA (9a ed.)

Miller, Judith, et al. Northstar: Focus on Reading and Writing : Advanced. Longman, 1998.