|
United States Statistics Vital Maps : Lilley, William.
|
1998
|
1
|
|
United States Statistics Vital Methodology : Anderson, Robert N.
|
1999
|
1
|
|
United States Statistics Vital Standards : National Center for Health Statistics (U.S.)
|
1986
|
1
|
|
United States Study And Teaching Elementary : Rothstein, Gloria.
|
1995
|
1
|