Gaya APA

DENZIN, Y, S, L, N, K. (2003). Turning Points in Qualitative Research . United Kingdom: A Division of Rowman & Littlefield Publishers, Inc..

Gaya MLA

DENZIN, YVONNA, S., LINCOLN, NORMAN, K.. "Turning Points in Qualitative Research". United Kingdom: A Division of Rowman & Littlefield Publishers, Inc., 2003. Text.