Capitalize all words except prepositions, unless the author did otherwise or the AP style manual requires otherwise. Italicize the entire title.
Anne of Green Gables
Inherit the Wind
The Chattanooga Times Free Press
Italicize titles of musical works—such as albums and Broadway shows. Use quotation marks to indicate the names of songs within those works.
Bob Dylan’s classic “Like a Rolling Stone” debuted on the Highway 61 Revisited album in 1965.
Oklahoma! is the first musical written by composers Richard Rodgers and Oscar Hammerstein, and “Oh, What a Beautiful Morning” is among its many best-known songs.