Columbia subject headings:
Obscenity (Law)--United States.
Pornography--Moral and ethical aspects--Bibliography.
Pornography--Social aspects--United States--Bibliography.
Pornography--United States--Psychological aspects--Bibliography.
Harvard subject headings:
Obscenity (Law)--United States--Bibliography.
Obscenity (Law)--United States.
Pornography--Moral and ethical aspects--Bibliography.
Pornography--Religious aspects--Bibliography.
Pornography--Social aspects--United States--Bibliography.
Pornography--United States--Psychological aspects--Bibliography.
Princeton subject headings:
Obscenity (Law)--United States.
Pornography--Moral and religious aspects--Bibliography.
Pornography--Social aspects--United States--Bibliography.
Pornography--United States--Psychological aspects--Bibliography.