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