Top Books on 640

1. Ccna intro exam certification guide (ccna self-study, 640-821, 640-801)

ISBN10 Number - 1587200945

Date of Publication - August 1, 2003

Number of Pages 648

Publisher - Cisco Press

2. White rose (silhouette romance, no 640)

ISBN10 Number - 0373086407

Date of Publication - March 1, 1989

Number of Pages 189

Publisher - silhouette,Silhouette