TY  - BOOK
AU  - Hall,Frances Adkins
TI  - Statistical measurement in group work: a manual on statistical records for use by staff members,
AV  - HV41 .H27
PY  - 1939///
CY  - Washington
PB  - U.S. Govt. print. off.
N1  - At head of title: United States Department of labor.  Frances Perkins, secretary.  Children's bureau.  Katharine F. Lenroot, chief; "Members of the subcommittee on group-work reporting procedures (of the Children's bureau Advisory committee on current statistics) have [given] counsel in the preparation of the manual." - Foreword; Bibliography: p. 85-87
ER  -