Mills, M., Van de Bunt, G., & Bruijn, J. d. Comparative research: Persistent problems and promising solutions.
Chicago-čujuhus (17. p.)Mills, Melinda, Gerhard Van de Bunt, juo Jeanne de Bruijn. Comparative Research: Persistent Problems and Promising Solutions.
MLA-čujuhus (9. p.)Mills, Melinda, et al. Comparative Research: Persistent Problems and Promising Solutions.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.