TY  - BOOK
AU  - Kernell, Samuel 
AU  -  Popkin, Samuel L.
TI  - Chief of Staff: Twenty-Five Years of Managing the Presidency
SN  - 9780520330726
PB  - Walter de Gruyter
KW  - History
UR  - http://www.degruyter.com/isbn/9780520330726
ER  -