Gaya APA

Merriam, S, B, &, T, E, J. (2016). Qualitative Research: A Guide to Design and Implementation . : Jossey-Bass.

Gaya MLA

Merriam, S., B.,, &, Tisdell,, E., J.. "Qualitative Research: A Guide to Design and Implementation". : Jossey-Bass, 2016. .