Bernard, H.R. ( 2006). Research methods in anthropology: Qualitative and quantitative approaches (4th ed.). Lanham, MD: AltaMira Press.
2.
Johnson, J.C. ( 1998). Research design and research strategies. In H. R. Bernard (Ed.), Handbook of methods in cultural anthropology (pp. 131-171). Walnut Creek, CA: AltaMira Press.
3.
LeCompte, M.D., & Schensul, J.J. (1999). Ethnographer’s toolkit: Designing and conducting ethnographic research (Vol. 1). Walnut Creek, CA: AltaMira Press .