Abuse of Power: The New Nixon Tapes

Watergate:: The Corruption of American Politics and the Fall of Richard Nixon

The Nixon Defense: What He Knew and When He Knew It

The Haldeman Diaries: Inside the Nixon White House

The Last of the President's Men

Blind Ambition: The White House Years

The Strong Man: John Mitchell and the Secrets of Watergate

The Wars of Watergate: The Last Crisis of Richard Nixon

All the President's Men by Carl Bernstein, Bob Woodward (1974) Hardcover

The Nixon Tapes: 1971-1972

Nixon's Secrets: The Rise, Fall, and Untold Truth about the President, Watergate, and the Pardon