53

P6-122

Year:
2006
Language:
english
File:
PDF, 67 KB
english, 2006
54

The Ballot Laws of New York

Year:
1899
Language:
english
File:
PDF, 887 KB
english, 1899
55

Some Basic Principles of Statistical Surveys

Year:
1969
Language:
english
File:
PDF, 581 KB
english, 1969