TY  - RPRT
TI  - Methodological options in measuring illegitimacy and the difference they make.
AU  - B Berkov
AU  - J Sklar
PY  - 1975
DO  - 10.1080/19485565.1975.9988192
UR  - https://pubmed.ncbi.nlm.nih.gov/1233736/
ID  - 1233736
ER  -