DREAMS ARE WHAT LE CINEMA IS FOR: LAST SUMMER 1969

Best X-Rated Movies: Adult Movies That Are Actually Good - Thrillist

Most Graphic NC-17 Movies: Full-Frontal Nudity, Oral Sex

RetroNewsNow on X: 🎬On November 1, 1968, the Motion Picture Association of America's film rating system was officially introduced with the ratings G, M, R and X / X

Greetings-1968-27x41-Brian De Palma-Robert De Niro-RARE-X rating!

Reviewing the NC-17 Film Rating: Clear Guide or an X by a New Name? - The New York Times

FSM Board: Films That Received an X Rating in the U.S.

Review: 'Fast X” gears up for more road rage, sets up sequels - Brainerd Dispatch

MPAA - ppt download

Judge Upholds X Rating For Almodovar Film - The New York Times

3. The Contemporary Movie Rating System in America” in “Sexuality in the movies” on Digital Publishing at Indiana University Press