Lehman, R. M., & Conceição, S. C. O. (2014). Motivating and retaining online students: Research-based strategies that work (First edition.). Jossey-Bass.
Chicago-čujuhus (17. p.)Lehman, Rosemary M., juo Simone C. O. Conceição. Motivating and Retaining Online Students: Research-based Strategies That Work. First edition. San Francisco, CA: Jossey-Bass, 2014.
MLA-čujuhus (9. p.)Lehman, Rosemary M., juo Simone C. O. Conceição. Motivating and Retaining Online Students: Research-based Strategies That Work. First edition. Jossey-Bass, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.