APA-čujuhus (7. p.)
Roy, C. (2014). Generating middle range theory: From evidence to practice. Springer Publishing Company.
Chicago-čujuhus (17. p.)
Roy, Callista. Generating Middle Range Theory: From Evidence to Practice. New York: Springer Publishing Company, 2014.
MLA-čujuhus (9. p.)
Roy, Callista. Generating Middle Range Theory: From Evidence to Practice. Springer Publishing Company, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.