Cita APA (7a ed.)

Morgan, C. J., Dingsdag, D., & Saenger, H. (1998). Learning strategies for distance learners: Do they help? [s.n.].

Cita Chicago Style (17a ed.)

Morgan, Chris J., Donald Dingsdag, y Helen Saenger. Learning Strategies for Distance Learners: Do They Help? [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Morgan, Chris J., et al. Learning Strategies for Distance Learners: Do They Help? [s.n.], 1998.