1. Adler, P. A. & Adler, P. (1994). Observational techniques. In N. K. Denzin & Y. %Lincoln (Eds.), Handbook of qualitative research, (pp. 377-392). Thousand Oaks: Sage.
2. Administration for Children Youth and Families (ACYF). (1991). Federal Register (ACYF Publication No. 93600.91-3). Washington, D C: Author.
3. Agar, M. H. (1986). Speaking of ethnography: Vol. 2 Qualitative research methods. Beverly Hills: Sage.