Stein, J., & Graham, C. R. (2014). Essentials for blended learning: A standards-based guide (Primera edición.).
Čikaški stil citiranja (17. izdanje)Stein, Jared, i Charles R. Graham. Essentials for Blended Learning: A Standards-based Guide. Primera edición. 2014.
MLA način citiranja (8. izdanje)Stein, Jared, i Charles R. Graham. Essentials for Blended Learning: A Standards-based Guide. Primera edición. 2014.
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