References
L. Sechrest
The use of archival sources in social research
1984
with Webb E. J., Campbell D. T., Schwarz R. D.
in: Sociological research methods, Basingstoke : Palgrave Macmillan
1984
with Webb E. J., Campbell D. T., Schwarz R. D.
in: Sociological research methods, Basingstoke : Palgrave Macmillan