Roper Social and Political Trends Data (1973-1994)

Brady HE, Putnam RD, Campbell AL, Elms LE, Yonish S, Apollonio DE. Roper Social and Political Trends Data (1973-1994). 2000.

2000
https://researcherprofiles.org/profile/46405654

Brady HE, Putnam RD, Campbell AL, Elms LE, Yonish S, Apollonio DE