TY  - JOUR
T1  - Number of Siblings and Educational Attainment
AU  - Blake, Judith
PY  - 1989
DO  - 10.1126/science.2740913
SP  - 23
EP  - 36
JO  - Science
VL  - 245
IS  - 4913
SN  - 0036-8075
ER  -